Journal Description
International Journal of Financial Studies
International Journal of Financial Studies
is an international, peer-reviewed, scholarly open access journal on financial market, instruments, policy, and management research published monthly online by MDPI.
- Open Access— free for readers, with article processing charges (APC) paid by authors or their institutions.
- High Visibility: indexed within Scopus, ESCI (Web of Science), EconLit, EconBiz, RePEc, and other databases.
- Journal Rank: JCR - Q2 (Business, Finance) / CiteScore - Q2 (Finance)
- Rapid Publication: manuscripts are peer-reviewed and a first decision is provided to authors approximately 19.7 days after submission; acceptance to publication is undertaken in 5.9 days (median values for papers published in this journal in the second half of 2025).
- Recognition of Reviewers: reviewers who provide timely, thorough peer-review reports receive vouchers entitling them to a discount on the APC of their next publication in any MDPI journal, in appreciation of the work done.
Impact Factor:
2.2 (2024);
5-Year Impact Factor:
2.3 (2024)
Latest Articles
The Risk Premia from the European Equity Market: An Application of the Three-Pass Estimation Methodology
Int. J. Financial Stud. 2026, 14(4), 96; https://doi.org/10.3390/ijfs14040096 - 8 Apr 2026
Abstract
We develop an empirical application on a large dataset of European stock returns in order to estimate the risk premia. While traditional factor models often struggle with high levels of pricing errors and noisy proxies in fragmented markets, we show that the Three-Pass
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We develop an empirical application on a large dataset of European stock returns in order to estimate the risk premia. While traditional factor models often struggle with high levels of pricing errors and noisy proxies in fragmented markets, we show that the Three-Pass Estimation Method (3PEM) serves as both a robust estimator and a diagnostic tool for factor purification. By assuming the Fama–French five-factor model as the baseline model, we first show that the 3PEM yields risk premium estimates for the European market that are more economically plausible and statistically robust than those obtained using the traditional two-pass estimation method (2PEM). Moreover, our results show that the 3PEM is able to detect noise in tradable factors. Furthermore, the 3PEM is used to denoise the observed factors, providing purified versions that better capture the systematic components of risk. We also identify both noisy factors and denoised factor series that improve the estimation of stock-level exposures and expected returns.
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(This article belongs to the Special Issue Advances in Financial Econometrics)
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Open AccessArticle
A Hybrid Genetic Algorithm with Learning-to-Rank-to-Optimization for US Equity Portfolio Construction
by
Ferdinantos Kottas
Int. J. Financial Stud. 2026, 14(4), 95; https://doi.org/10.3390/ijfs14040095 - 4 Apr 2026
Abstract
This study develops and evaluates an equity selection pipeline that converts quarterly fundamentals into a monthly frequency, constructs profitability, leverage, liquidity, and growth characteristics, and learns a linear ranking model via a genetic algorithm (GA). The GA is trained to maximize either (i)
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This study develops and evaluates an equity selection pipeline that converts quarterly fundamentals into a monthly frequency, constructs profitability, leverage, liquidity, and growth characteristics, and learns a linear ranking model via a genetic algorithm (GA). The GA is trained to maximize either (i) mean monthly NDCG@30 using 12-tile relevance labels or (ii) mean monthly Spearman information coefficient (IC). The learned ranker is tested out-of-sample using monthly forward returns, benchmarked against the S&P 500, with different types of allocation weights, and further evaluated under sector concentration limits. In the last layer, the monthly-selected stock universe is used in a daily dynamic allocation which is solved by the penalized Max-Sharpe or Min-Variance optimization problems under only long positions and transaction fees. Performance is examined across Pre-COVID, COVID, Post-COVID (Train), and Final Test regimes, demonstrating how ranking objectives and diversification constraints impact performance and stability. Results show that TTM-based accounting signals, when optimized through genetic learning and disciplined allocation, yield economically meaningful stock selection and robust portfolio performance across market regimes.
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(This article belongs to the Special Issue Stock Market Developments and Investment Implications)
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Financial and Collaborative Drivers of Green Innovation Investment Quality in Heavily Polluting Firms: A Quadruple Helix Configuration Analysis
by
Puxuan Wang, Shuangjin Wang, Maggie Foley and Jingjing Li
Int. J. Financial Stud. 2026, 14(4), 94; https://doi.org/10.3390/ijfs14040094 - 3 Apr 2026
Abstract
Green innovation is central to industrial ecological transition, yet heavily polluting firms often exhibit low-quality green innovation investment. Grounded in the government–enterprise–research–intermediary Quadruple Helix innovation ecosystem framework, this study integrates Necessary Condition Analysis (NCA) and fuzzy set qualitative comparative analysis (fsQCA) to examine
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Green innovation is central to industrial ecological transition, yet heavily polluting firms often exhibit low-quality green innovation investment. Grounded in the government–enterprise–research–intermediary Quadruple Helix innovation ecosystem framework, this study integrates Necessary Condition Analysis (NCA) and fuzzy set qualitative comparative analysis (fsQCA) to examine 66 publicly listed heavily polluting manufacturing firms in China. The results show that fiscal subsidies and environmental taxes are necessary but not sufficient conditions for achieving high-quality green innovation investment. Moreover, high-quality outcomes arise through three equifinal pathways: the Government–Intermediary Dual-Drive Model, the Government–Enterprise–Intermediary Co-Directional Model, and the Government–Enterprise Symbiotic Model. Six configurations lead to non-high-quality green innovation investment, which cluster into Resource-Scarcity and Regulatory-Constrained models. A favorable macro environment further strengthens high-quality outcomes. These findings clarify how policy instruments and multi-actor collaboration jointly shape green innovation investment quality and provide actionable implications for heavily polluting firms and policymakers seeking sustainable development.
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(This article belongs to the Special Issue Corporate Financial Performance and Sustainability Practices)
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Open AccessReview
Artificial Intelligence in Banking Risk Management: A Bibliometric Analysis
by
Laura Aibolovna Kuanova and Aizhan Nartaiqyzy Otegen
Int. J. Financial Stud. 2026, 14(4), 93; https://doi.org/10.3390/ijfs14040093 - 3 Apr 2026
Abstract
Artificial intelligence (AI) is increasingly embedded in banking risk management, yet academic research on this topic remains conceptually fragmented and dispersed across multiple disciplines. This study examines global publication trends and thematic structures related to AI applications in banking risk management through a
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Artificial intelligence (AI) is increasingly embedded in banking risk management, yet academic research on this topic remains conceptually fragmented and dispersed across multiple disciplines. This study examines global publication trends and thematic structures related to AI applications in banking risk management through a bibliometric analysis of 83 peer-reviewed articles indexed in the Web of Science Core Collection for the period 2020–2024. The analysis was conducted using Bibliometrix (R-package, version 4.1), its web interface Biblioshiny (2024 release), to evaluate publication dynamics, citation performance, authorship patterns, and thematic clusters. Results show a substantial rise in scientific interest, with annual publication growth of 41.4% and international co-authorship reaching 30%. Five major thematic clusters were identified, including AI-enabled credit risk assessment, fraud detection, operational and cyber-risk mitigation, FinTech adoption, and regulatory compliance. Approximately 30% of the articles appeared in the top ten journals publishing on the topic, and the dataset recorded more than 3800 cited references. The findings indicate that AI contributes to enhanced predictive accuracy, real-time anomaly detection, and supervisory efficiency in banking risk management, while persistent challenges relate to model transparency, data quality, and regulatory adaptation. This study offers a systematic, data-driven understanding of the intellectual landscape and research evolution of AI-driven banking risk management from 2020 to 2024.
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(This article belongs to the Topic Artificial Intelligence, Banking, and Financial Risk Management)
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Open AccessArticle
Non-Linear Effects of REER Misalignment on Banking Stability: New Evidence from Emerging Countries
by
Nouredine Belhadj and Sami Ben Mim
Int. J. Financial Stud. 2026, 14(4), 92; https://doi.org/10.3390/ijfs14040092 - 3 Apr 2026
Abstract
This paper examines the impact of real effective exchange rate (REER) misalignment on banking stability, while emphasizing the moderating effect of institutional quality. We also aim to investigate the non-linearity of this relationship. Based on a panel of 40 emerging countries covering the
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This paper examines the impact of real effective exchange rate (REER) misalignment on banking stability, while emphasizing the moderating effect of institutional quality. We also aim to investigate the non-linearity of this relationship. Based on a panel of 40 emerging countries covering the period from 2000 to 2020, and using the system generalized method of moments (SGMM) estimator, we show that REER misalignment positively impacts banking stability. A second set of estimations provides a more nuanced view. The results reveal that overvaluation contributes to enhance banking stability, while undervaluation proves to be a source of instability. The results also suggest that institutional development boosts both the positive and negative effects. Further investigations show that the considered relationship is conditional on the magnitude of the exchange rate misalignment and on the level of banking stability. The empirical results reveal the existence of an inverted U-shaped relationship between REER misalignment and banking stability: low levels of exchange rate misalignment contribute to boost stability, while high levels of misalignment exacerbate instability. In addition, REER misalignment promotes stability during calm periods, while it contributes to fuel instability during financial turmoil. Misalignment thus proves to be a double-edged weapon, which should be used with great caution to avoid systemic crisis.
Full article
(This article belongs to the Special Issue Risks and Uncertainties in Financial Markets)
Open AccessReview
Augmented Finance for Climate Action: A Systematic Review of AI, IoT, and Blockchain Applications in Sustainable Finance
by
Nadia Mansour
Int. J. Financial Stud. 2026, 14(4), 91; https://doi.org/10.3390/ijfs14040091 - 3 Apr 2026
Abstract
Through assessing the roles of artificial intelligence (AI), Internet of Things (IoT), and blockchain in augmented finance, a critical synthesis of the literature for addressing the complex financial challenges that accompany climate change is provided. This systematic review synthesizes the existing literature to
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Through assessing the roles of artificial intelligence (AI), Internet of Things (IoT), and blockchain in augmented finance, a critical synthesis of the literature for addressing the complex financial challenges that accompany climate change is provided. This systematic review synthesizes the existing literature to identify how these technologies may help in the context of sustainable finance. Following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines, we reviewed and analyzed 42 peer-reviewed studies published between 2018 and 2025. Our results are applicable in three general areas: (1) increased measurement, reporting, and verification (MRV) of environmental impacts through employing IoT and blockchain to ensure transparency and traceability; (2) better physical and transition risk control using predictive AI modeling; and (3) better environmental, social, and governance (ESG) analysis and detection of greenwashing and risk reduction via alternative data. We highlight the power of these technologies to address problems such as information asymmetry and transparency gaps in impact chains. However, significant challenges such as algorithmic bias, difficulties associated with data governance, and regulatory delays persist. This study addresses this critical gap by synthesizing the evidence into a cohesive overview of the augmented finance landscape, identifying key challenges and priorities for future research. It also proposes a future research agenda with emphasis on impact assessment, algorithmic transparency, and impact on financial stability.
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(This article belongs to the Special Issue Cryptocurrency and Blockchain: Opportunities and Challenges for Financial Systems)
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Open AccessArticle
Predicting the Volatility of Cryptocurrencies’ Returns Using High-Frequency Data: A Comparative Analysis of GARCH, EGARCH, IGARCH, GJR-GARCH, LRE, and HAR Models
by
Abdulrahman Alsamaani and Huda Aldhahi
Int. J. Financial Stud. 2026, 14(4), 90; https://doi.org/10.3390/ijfs14040090 - 3 Apr 2026
Abstract
This study provides a comprehensive evaluation of six volatility forecasting models applied to twelve dominant and less dominant cryptocurrencies across multiple time horizons using high-frequency intraday data. The exponential generalized autoregressive conditional heteroskedastic (EGARCH), integrated GARCH (IGARCH), standard GARCH, GJR-GARCH, lagged realized volatility
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This study provides a comprehensive evaluation of six volatility forecasting models applied to twelve dominant and less dominant cryptocurrencies across multiple time horizons using high-frequency intraday data. The exponential generalized autoregressive conditional heteroskedastic (EGARCH), integrated GARCH (IGARCH), standard GARCH, GJR-GARCH, lagged realized volatility (LRE), and heterogeneous autoregressive (HAR) models are systematically compared using 5 min computed return data from September 2018 to September 2020. Our analysis encompasses three forecast horizons (1-day, 7-day, and 30-day) to assess model performance under varying temporal constraints. Through univariate Mincer–Zarnowitz regressions, encompassing tests, and out-of-sample evaluation using root mean squared error (RMSE) and quasi-likelihood loss (QLIKE) functions, we identify significant performance heterogeneity across models and cryptocurrencies. The HAR model exhibits stronger predictive accuracy at short horizons, while EGARCH exhibits relatively stronger performance at longer horizons, although overall explanatory power declines as forecast horizon increases. Importantly, no single model consistently provides optimal forecasts across all cryptocurrencies. Consistent with prior evidence suggesting model performance varies across assets. Encompassing regressions reveal that combining HAR with EGARCH specifications significantly enhances explanatory power across all temporal frames. Out-of-sample Diebold–Mariano tests indicate that HAR generates the lowest forecast errors for most cryptocurrencies, though EGARCH performs exceptionally well for high-market-capitalization assets. These findings provide regime-conditional insights into horizon- and asset-specific volatility dynamics during the pre-institutionalization phase of cryptocurrency markets. The study contributes to emerging literature by incorporating less-dominant cryptocurrencies and offering robust empirical evidence on the asymmetric and persistent volatility characteristics unique to digital asset markets. These findings should be interpreted within the context of the 2018–2020 sample period, representing a pre-institutionalized phase of cryptocurrency markets, and may not fully generalize to structurally different market regimes characterized by increased institutional participation and regulatory development.
Full article
(This article belongs to the Special Issue Cryptocurrency and Blockchain: Opportunities and Challenges for Financial Systems)
Open AccessArticle
Expectations, Credibility, and the Persistence of Currency Substitution
by
Mohammad Alawin
Int. J. Financial Stud. 2026, 14(4), 89; https://doi.org/10.3390/ijfs14040089 - 3 Apr 2026
Abstract
This study examines why currency substitution proves so difficult to reverse, even after countries succeed in stabilizing inflation. Focusing on Bolivia, Brazil, Mexico, and Turkey—economies that endured severe inflationary episodes before implementing stabilization programs—the paper asks a simple but important question: why does
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This study examines why currency substitution proves so difficult to reverse, even after countries succeed in stabilizing inflation. Focusing on Bolivia, Brazil, Mexico, and Turkey—economies that endured severe inflationary episodes before implementing stabilization programs—the paper asks a simple but important question: why does reliance on foreign currency persist long after inflation has been brought down? To answer this, the analysis adopts a structural time-series state-space framework that allows behavioral parameters to evolve gradually over time. Rather than assuming persistence, the model lets it emerge from the data and, crucially, compares alternative ways in which agents might form expectations about exchange rate movements. The evidence reveals a consistent pattern. By the end of the sample period, currency substitution remains statistically and economically significant in all four countries. The dominant expectation mechanism is extrapolative: agents tend to look at recent depreciation and assume it will continue. This tendency creates a reinforcing loop—when currencies depreciate, expectations of further depreciation strengthen, and the incentive to hold foreign currency intensifies. What makes these findings particularly striking is that this dynamic does not vanish once inflation is stabilized. Even in periods of relative macroeconomic calm, substitution persists. Past instability leaves a lasting imprint on expectations, and concerns about the durability of policy reforms continue to shape monetary behavior. In several cases, ongoing depreciation against the U.S. dollar further validates these cautious beliefs. As a result, the findings suggest that currency substitution is not merely a mechanical residue of past inflation. It is sustained by the way people form and update expectations in environments marked by credibility challenges. Stabilizing inflation is therefore a necessary step, but it is not enough on its own. Durable confidence in the domestic currency requires rebuilding credibility in a way that gradually reshapes expectations and restores trust over time.
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Open AccessArticle
Digital Reputation Risk Disclosure and Firm Value: Novel Evidence Using Textual Analysis of Saudi Non-Financial Listed Companies
by
Khaled Muhammad Hosni Sobehy, Lassaad Ben Mahjoub and Ahmed Gomaa Ahmed Radwan
Int. J. Financial Stud. 2026, 14(4), 88; https://doi.org/10.3390/ijfs14040088 - 2 Apr 2026
Abstract
Current accounting standards do not allow recognition of intangible assets for indigenously created properties, resulting in a discrepancy between the book value and market value of firms operating within digital economies, where investments like cybersecurity and data governance are grossed up immediately on
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Current accounting standards do not allow recognition of intangible assets for indigenously created properties, resulting in a discrepancy between the book value and market value of firms operating within digital economies, where investments like cybersecurity and data governance are grossed up immediately on the statement of financial position as they are considered to be expensed under IFRS. This paper investigates whether voluntary Digital Reputation Risk Disclosure (DRRD) rectifies this valuation gap for the non-financial firms listed on the Saudi Exchange. Based on an automated bilingual dictionary-based textual analysis of 891 corporate documents and a two-step System GMM estimator run on an unbalanced panel of 619 firm-year observations from a sample of 132 firms for the period 2020–2024, we show that DRRD is statistically significantly negatively related to firm value at conventional levels, implying that investors perceive such disclosures as indications of higher risk exposure rather than stronger governance capabilities. While statistically insignificant, the moderating effect of firm size shows that negative valuation effects are concentrated on large firms according to sub-sample analysis. These findings are confirmed across several alternative specifications in the robustness checks. The findings demonstrate that voluntary digital risk disclosure, in the absence of standards-based frameworks, is not effective at bridging this valuation gap, and may instead activate functional fixation among investors. These findings highlight the importance of IASB’s standardization agenda regarding intangible assets and present relevant empirical data for developing capital markets.
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(This article belongs to the Topic Innovations of Digital Finance, Green Finance, Climate Finance and Financial Risk in the AI Era)
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Open AccessArticle
The Impact of ESG Performance on Non-Performing Loans, Capital Adequacy, Liquidity Risk, and Net Balance Sheet Position in Banks
by
Ayşegül Ciğer, Filiz Yetiz and Bülent Kınay
Int. J. Financial Stud. 2026, 14(4), 87; https://doi.org/10.3390/ijfs14040087 - 2 Apr 2026
Abstract
This study examines the relationship between banks’ ESG performance and core risk and balance sheet indicators in the Turkish banking sector. Using an unbalanced panel of eight banks listed on Borsa Istanbul over the period 2008–2023, we estimate bank fixed-effects models with one-year-lagged
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This study examines the relationship between banks’ ESG performance and core risk and balance sheet indicators in the Turkish banking sector. Using an unbalanced panel of eight banks listed on Borsa Istanbul over the period 2008–2023, we estimate bank fixed-effects models with one-year-lagged ESG measures and controls and report Driscoll–Kraay standard errors. Two complementary specifications are employed: one based on the composite ESG score and another based on its environmental (E), social (S), and governance (G) pillars. The findings suggest that the composite ESG score is positively associated with non-performing loans and capital adequacy, while its relationship with liquidity risk and net balance sheet position/equity is less stable across specifications. When the ESG pillars are examined separately, substantial heterogeneity emerges across the E, S, and G dimensions. In particular, the environmental score is negatively associated with capital adequacy, whereas the social score is negatively associated with net balance sheet position/equity. Governance-related results appear weaker and more sensitive to specification choice. Overall, the findings indicate that ESG does not operate through a uniform risk channel in banking and should be interpreted as associational rather than causal. The study contributes evidence from an emerging-market banking system and highlights the importance of disaggregated ESG analysis.
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Open AccessArticle
The Integration-Contagion Paradox: Global Linkages and Crisis Transmission in South Asian Stock Markets
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Dinesh Gajurel and Bharat Singh Thapa
Int. J. Financial Stud. 2026, 14(4), 86; https://doi.org/10.3390/ijfs14040086 - 2 Apr 2026
Abstract
This study examines financial integration and contagion across South Asia’s emerging and frontier markets during the 2001–2013 period, encompassing both the global financial and Eurozone crises. Employing a multi-factor asset pricing model within an EGARCH framework, we disentangle systematic global exposures from idiosyncratic
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This study examines financial integration and contagion across South Asia’s emerging and frontier markets during the 2001–2013 period, encompassing both the global financial and Eurozone crises. Employing a multi-factor asset pricing model within an EGARCH framework, we disentangle systematic global exposures from idiosyncratic shocks originating in the U.S. and Eurozone. By formally testing for structural changes in both mean returns and conditional variance, we uncover a striking “integration-contagion paradox.” While frontier markets (Bangladesh, Nepal) appear segmented from global pricing signals in tranquil times, they remain acutely susceptible to second-moment volatility contagion during stress periods. In contrast, India exhibits strong systematic return integration yet remains relatively insulated from volatility cascades. These results challenge the conventional view that financial segmentation offers a robust shield against systemic risk, revealing that a lack of global integration does not immunize markets against the transmission of global uncertainty.
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(This article belongs to the Special Issue Stock Market Developments and Investment Implications)
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Geopolitical Risks and Global Stock Market Dynamics: A Quantile-Based Approach
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Adrian-Gabriel Enescu and Monica Răileanu Szeles
Int. J. Financial Stud. 2026, 14(4), 85; https://doi.org/10.3390/ijfs14040085 - 2 Apr 2026
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This study investigates the impact of geopolitical risk measures (aggregate geopolitical risk, geopolitical acts, and geopolitical threats) on 40 global stock market indexes from developed and emerging markets for a sample of 20 years. By employing simultaneous quantile regression and a Two-Stage Quantile-on-Quantile
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This study investigates the impact of geopolitical risk measures (aggregate geopolitical risk, geopolitical acts, and geopolitical threats) on 40 global stock market indexes from developed and emerging markets for a sample of 20 years. By employing simultaneous quantile regression and a Two-Stage Quantile-on-Quantile Regression (QQR) framework, we analyze the risk transmission mechanisms across the conditional distribution of stock returns. The empirical results reveal a notable regime-dependent reversal: a negative influence is exerted by geopolitical risk during a bullish market regime, while a counterintuitive positive association is present for the bearish market conditions. This effect is more pronounced for emerging and commodity-rich markets, which may provide a potential hedge during supply-side shocks. Moreover, the QQR analysis focused on the United States of America stock market provides an examination of the different potential transmission mechanisms of geopolitical variants. The results suggest that geopolitical threats (GPRT) represent a persistent factor that negatively affects the market for normal and bullish market regimes, while geopolitical acts (GPRA) represent a tail-risk catalyst that exacerbates losses during severe market crashes. The results remain robust to an alternative specification of returns and indicate the necessity of distinguishing between geopolitical acts and threats from a risk management standpoint, as well as correctly identifying the market regime.
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Open AccessArticle
Gender Dynamics and Banks’ Performance: Does Cybersecurity Disclosure Matter? Evidence from Jordan
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Maha Shehadeh, Omar Arabiat, Hashem Alshurafat, Khaled Hussainey and Abdalmuttaleb M. A. Musleh Al-Sartawi
Int. J. Financial Stud. 2026, 14(4), 84; https://doi.org/10.3390/ijfs14040084 - 2 Apr 2026
Abstract
Purpose: Rapid bank digitisation has heightened cybersecurity risks and increased stakeholder expectations for transparent cyber risk governance and disclosure. However, research on whether women’s board involvement enhances financial success varies and depends on the context, particularly within different institutional settings. Therefore, this study
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Purpose: Rapid bank digitisation has heightened cybersecurity risks and increased stakeholder expectations for transparent cyber risk governance and disclosure. However, research on whether women’s board involvement enhances financial success varies and depends on the context, particularly within different institutional settings. Therefore, this study investigates the impact of Women on Boards (WIB) on Earnings per Share (EPS) of Jordanian banks during 2010 to 2022 and further examines the moderating effect of Cyber Security Disclosure (CSD) on the relationship between WIB and EPS. Design: Combining manual content analysis of each Jordanian bank’s annual report with regression analysis to assess the correlation between EPS, WIB, and CSD. The study also controls for audit quality estimates, financial leverage, bank age, and size. Findings: Our results reveal a negative correlation between EPS and the increasing number of women on boards; thus, simply having more women on boards does not necessarily lead to higher EPS. Additionally, there is a positive interaction between WIB and CSD on EPS, indicating that strong cybersecurity practices can mitigate the negative effects of gender diversity on the board. The ongoing negative association between board diversity and EPS underscores the complexity of gender relations in corporate governance issues. Originality: This research is the first to examine both gender diversity and cybersecurity practices within the same context, as they jointly influence corporate governance and financial performance in new ways. It emphasises the importance of viewing cybersecurity disclosures as a strategic component that can positively impact the financial outcomes of board diversity.
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Open AccessArticle
Perceived Cognitive Assistance in LLM-Augmented Retail Trading: Construct Definition and Content Validation
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Dmitrii Gimmelberg and Iveta Ludviga
Int. J. Financial Stud. 2026, 14(4), 83; https://doi.org/10.3390/ijfs14040083 - 1 Apr 2026
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Large language models (LLMs) are increasingly used by retail traders to interpret information and design complex strategies, yet existing adoption constructs do not capture the decision-time experience of being cognitively scaffolded by an LLM. We define Perceived Cognitive Assistance (PCA) as the trader’s
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Large language models (LLMs) are increasingly used by retail traders to interpret information and design complex strategies, yet existing adoption constructs do not capture the decision-time experience of being cognitively scaffolded by an LLM. We define Perceived Cognitive Assistance (PCA) as the trader’s felt expansion of cognitive capability at the moment of a trading decision when an LLM is available, and we report initial content validation of a PCA item pool. Study 1 specified the PCA content domain using a two-tier qualitative corpus (eight interviews and 44 YouTube narratives on LLM-assisted trading, plus 24 qualitative and mixed-method studies on robo-advice and social trading). Reflexive thematic analysis yielded five facilitative assistance facets and one adjacent risk facet (over-reliance), and these were translated into a 16-item PCA pool. Study 2 used a naïve-judge sort-and-rate task with 48 retail traders to test whether items show definitional correspondence to PCA and definitional distinctiveness from similar constructs: perceived usefulness, perceived ease of use, trust in the LLM, and trading self-efficacy. The resulting nine-item set is ready for subsequent factor-analytic and predictive validation. This study advances our understanding of how large language models shape retail trading behaviour by identifying and empirically grounding Perceived Cognitive Assistance as the decision-time psychological experience through which LLMs cognitively scaffold traders, clarifying how LLM use differs from generic technology adoption, trust, or self-efficacy effects.
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Open AccessEditor’s ChoiceReview
Sustainability Reporting Between Financial Market Forces and Regulatory Mandates: A Global Bibliometric Analysis
by
Anissa Naouar, Hajer Zarrouk and Teheni El Ghak
Int. J. Financial Stud. 2026, 14(4), 82; https://doi.org/10.3390/ijfs14040082 - 1 Apr 2026
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This study examines the evolution of sustainability reporting research by integrating financial market dynamics, regulatory frameworks, and digital transformation into a unified analytical lens. It explores how these forces shape the credibility, comparability, and strategic relevance of sustainability disclosure. A bibliometric analysis of
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This study examines the evolution of sustainability reporting research by integrating financial market dynamics, regulatory frameworks, and digital transformation into a unified analytical lens. It explores how these forces shape the credibility, comparability, and strategic relevance of sustainability disclosure. A bibliometric analysis of 683 publications indexed in the Web of Science (2006–2025) was conducted. Performance indicators and science-mapping techniques were applied to identify the intellectual structure of the field. Four major thematic clusters were detected: (i) corporate social responsibility and disclosure performance, (ii) governance and accountability, (iii) regulatory and institutional frameworks, and (iv) financial market and digital innovation drivers. Findings reveal that Disclosure, corporate social responsibility, and performance remain the field’s core anchors, while governance, accountability, innovation, and strategy increasingly shape reporting credibility. Sustainability reporting reduces information asymmetry, lowers financing costs, and builds stakeholder trust; however, persistent fragmentation, greenwashing, and weak assurance highlight the need for global harmonization. Regulatory initiatives and market instruments are converging to institutionalize sustainability disclosure. The study advances a policy and managerial agenda advocating stronger governance oversight, harmonized disclosure frameworks, and technology-enabled assurance mechanisms to enhance transparency, accountability, and investor confidence.
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Open AccessArticle
What Explains Bitcoin Volatility? Evidence from an Extended HAR Framework
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Zhaoying Lu and Yuanju Fang
Int. J. Financial Stud. 2026, 14(4), 81; https://doi.org/10.3390/ijfs14040081 - 1 Apr 2026
Abstract
This study investigates the dynamics of Bitcoin’s realized volatility by extending the Heterogeneous Autoregressive (HAR) framework to incorporate external shocks from major financial and commodity markets, namely the NASDAQ-100, Brent crude oil, and gold. To capture potential asymmetries, external market returns are decomposed
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This study investigates the dynamics of Bitcoin’s realized volatility by extending the Heterogeneous Autoregressive (HAR) framework to incorporate external shocks from major financial and commodity markets, namely the NASDAQ-100, Brent crude oil, and gold. To capture potential asymmetries, external market returns are decomposed into positive and negative components. In addition, structural changes in volatility dynamics are examined using structural break tests. The empirical results reveal strong volatility persistence at the daily and weekly horizons, consistent with the HAR structure. Shocks associated with the NASDAQ and gold markets are significantly related to Bitcoin’s realized volatility, whereas the association with crude oil prices is limited. Moreover, both negative and positive gold-market shocks display stronger linkages in the post-2022 period, suggesting time variation in the volatility relationship between Bitcoin and gold.
Full article
(This article belongs to the Special Issue Cryptocurrency and Financial Market)
Open AccessFeature PaperArticle
Central Bank Digital Currencies: Digital Euro and Its Implications for Uncovered and Covered Deposits
by
Mattia Calosci, Antonino Crisafulli, Mattia Giantomassi and Saverio Giorgio
Int. J. Financial Stud. 2026, 14(4), 80; https://doi.org/10.3390/ijfs14040080 - 1 Apr 2026
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The introduction of central bank digital currencies (“CBDCs”)—notably the digital euro—stands to reshape the financial system’s structure. This study initially conducts a comparative analysis of household deposit outflow across the Eurozone, the United Kingdom, Canada, and China, before focusing specifically on the potential
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The introduction of central bank digital currencies (“CBDCs”)—notably the digital euro—stands to reshape the financial system’s structure. This study initially conducts a comparative analysis of household deposit outflow across the Eurozone, the United Kingdom, Canada, and China, before focusing specifically on the potential outflow from covered deposits protected by Deposit Guarantee Schemes (“DGSs”) in the first jurisdiction. The originality of our contribution lies in proposing a formula that calculates household deposit outflow while incorporating two weighting coefficients—both consistent with the literature: one to estimate the propensity to adopt digital instruments based on age clusters (which decreases with advancing age), and another to reflect the extent of digital currency adoption (which likewise decreases with age). The findings suggest that both the calibration of the holding limit and the demographic composition of the population exert a substantial influence on the potential outflow of household deposits and covered deposits, with implications for DGSs. Overall, the digital euro can enhance banking system efficiency and competitiveness, but requires a design balancing innovation, deposit stability, and depositor protection for banks of all sizes.
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Open AccessReview
From Knowledge to Choice: How Financial Literacy Shapes Decision Making Through Behavioral Finance Mechanisms—A Systematic Bibliometric Study
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Antonija Mandić, Katerina Fotova Čiković and Tanja Jakšić
Int. J. Financial Stud. 2026, 14(4), 79; https://doi.org/10.3390/ijfs14040079 - 1 Apr 2026
Abstract
Despite extensive research on financial literacy and financial decision-making, the scholarly literature remains conceptually fragmented, particularly regarding how behavioral biases mediate or moderate the relationship between knowledge and financial behavior. The existing literature often focuses on financial literacy or behavioral biases in isolation,
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Despite extensive research on financial literacy and financial decision-making, the scholarly literature remains conceptually fragmented, particularly regarding how behavioral biases mediate or moderate the relationship between knowledge and financial behavior. The existing literature often focuses on financial literacy or behavioral biases in isolation, limiting a systematic understanding of their interaction. This study addresses this gap by conducting a bibliometric analysis of research at the intersection of financial literacy, behavioral finance, and decision-making. Following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines, we analyzed 267 peer-reviewed publications indexed in Web of Science and Scopus over the period 2010–2025 using the Bibliometrix 5.2.1 R package and VOSviewer 1.6.20 for co-occurrence, thematic clustering, and trend analysis. The results identify three interconnected research clusters: (i) socio-demographic and educational determinants of financial literacy, (ii) cognitive and behavioral biases influencing financial decision processes, and (iii) applied investment decision contexts. Overconfidence and herding dominate the literature, whereas biases such as framing, mental accounting, and intertemporal inconsistency remain comparatively underexplored. The analysis further reveals a post-2022 surge in publications, increasing internationalization, and emerging integration of digital finance and artificial intelligence themes. By systematically mapping the intellectual structure of this research domain, this study clarifies theoretical fragmentation, identifies under-researched behavioral mechanisms, and provides an evidence-based framework to guide future interdisciplinary and policy-relevant research on how financial literacy translates into financial behavior.
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(This article belongs to the Special Issue Behavioral Insights into Financial Decision Making)
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Do Technical Indicators Enhance the Predictability of the Equity Market Risk Premium? Evidence from Korea
by
Hyunah Lee and Sungju Chun
Int. J. Financial Stud. 2026, 14(4), 78; https://doi.org/10.3390/ijfs14040078 - 31 Mar 2026
Abstract
Prior empirical studies suggest that technical indicators may contain information useful for predicting the equity market risk premium and may complement forecasting models based on macroeconomic variables. This paper examines the predictive power of technical indicators in conjunction with macroeconomic variables in the
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Prior empirical studies suggest that technical indicators may contain information useful for predicting the equity market risk premium and may complement forecasting models based on macroeconomic variables. This paper examines the predictive power of technical indicators in conjunction with macroeconomic variables in the Korean market, focusing on whether technical indicators enhance the predictability of the equity market risk premium. Using monthly data from October 2000 to December 2023, this study evaluates the performance of individual variables and groups of macroeconomic variables and/or technical indicators by extracting principal components and estimating predictive regressions. Both in-sample and out-of-sample tests are conducted to assess the economic implications of the principal component predictive regressions. Contrary to findings from the U.S. and China, the results show that technical indicators in Korea exhibit weak predictive power at a monthly frequency when considered in isolation. However, combining technical indicators with macroeconomic variables substantially improves predictability. In-sample regressions based on principal components extracted from the combined information set yield higher explanatory power than models based solely on macroeconomic variables or technical indicators. Out-of-sample results further confirm that incorporating technical indicators into macroeconomic information leads to meaningful gains in forecasting accuracy for the Korean equity market risk premium.
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(This article belongs to the Special Issue Advances in Financial Econometrics)
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Open AccessEditorial
Editorial for Special Issue “Sustainable Investing and Financial Services”
by
Michael C. S. Wong
Int. J. Financial Stud. 2026, 14(4), 77; https://doi.org/10.3390/ijfs14040077 - 27 Mar 2026
Abstract
The convergence of environmental responsibility and the finance sector is transforming worldwide investment markets and corporate operations in the current century [...]
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(This article belongs to the Special Issue Sustainable Investing and Financial Services)
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