Will Digital Inclusive Finance Improve the Quality and Quantity of SMEs’ Green Innovation?
Abstract
:1. Introduction
2. Theoretical Analysis and Research Hypothesis
2.1. Digital Inclusive Finance and Green Innovation
2.2. Mechanisms for the Impact of Digital Financial Inclusion on Green Innovation
2.3. The Moderating Effect of ESG Rating and Ownership Concentration
3. Research Design
3.1. Sample Data and Sources
3.2. Variable Selection
3.2.1. Dependent Variables
3.2.2. Independent Variables
3.2.3. Mediating Variables
3.2.4. Moderating Variables
3.2.5. Control Variables
3.3. Model Construction
3.3.1. Benchmark Regression Model
3.3.2. Intermediary Effect Model
3.3.3. Moderating Effect Model
4. Analysis of Empirical Results
4.1. Descriptive Statistical Analysis
4.2. Baseline Regression Analysis
4.3. Robustness Test
4.3.1. Delay the Accepted Variable by One Phase
4.3.2. Model Replacement
5. Further Research
5.1. Intermediation Effect Test: Financing Constraints
5.2. Intermediate Effect Test: R&D Investment
5.3. Moderating Effect Test: Ownership Concentration and ESG Rating
5.4. Heterogeneity Test: Property Rights
5.5. Heterogeneity Test: Region
6. Conclusions and Limitations
6.1. Conclusions
6.2. Limitations and Future Research
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Variable Type | Name | Symbol | Measurement Method | Data Sources | Relevant Literature |
---|---|---|---|---|---|
Explained variable | Green Innovation Quality | GRI | Ln (Number of green invention patent applications +1) | CNRDS | Wang & Wang (2021) [45] Li&Zheng (2016) [46] |
Green Innovation Quantity | GRU | Ln (Number of green utility model patent applications +1) | CNRDS | Wang & Wang (2021) [45] Li&Zheng (2016) [46] | |
Explanatory variable | Digital Inclusive Finance Index | Index | Reflecting the overall level zof digital inclusive finance, taking the logarithm of the index | Peking University Digital Finance Research Center | Du et al. (2024) [8] |
Digitalization level of digital inclusive finance | Digital | Reflecting the digitalization level of digital inclusive finance, taking away the logarithm | Han & Zhang (2023) [47] | ||
Depth of use of digital inclusive finance | Usage | Reflecting the depth of use of digital inclusive finance, taking away the logarithm | Du et al. (2024) [8] Tang et al. (2023) [10] | ||
Intermediary variable | Financing constraints | SA | SA = −0.737Size + 0.043Size2 − 0.04Age | CSMAR | Cheng et al. (2024) [21] |
R&D investment | RD | The proportion of R&D personnel to the total number of employees | CSMAR | Shao & Chen (2023) [48] Ma & Yu (2020) [49] | |
Moderator variable | ESG rating | ESG | Huazheng ESG Rating | WIND | Yu et al. (2024) [50] Yang & Hui (2024) [22] |
Ownership concentration | CR1 | The shareholding ratio of the largest shareholder | CSMAR | Zhao et al. (2024) [44] | |
Control variables | Enterprise age | Lnage | Observation year—establishment time +1 and then take away the logarithm | CSMAR WIND | Lu et al. (2024) [51] |
Return on total assets | ROA | Net profit/average total assets | CSMAR | Wang et al. (2024) [17] | |
Net profit growth rate | JLR | (Profit for the current year—Profit for the previous year)/Profit for the previous year | CSMAR WIND | Qiao et al. (2022) [52] | |
Revenue growth rate | AGR | (Current year’s income—previous year’s income)/previous year’s income | CSMAR WIND | Qiao et al. (2022) [52] | |
Capital intensity | CA | Total assets/main business income | CSMAR | Qiao et al. (2022) [52] |
Variable | Obs | Mean | Std. Dev. | Min | Max |
---|---|---|---|---|---|
GRU | 8199 | 0.466 | 0.788 | 0 | 3.466 |
GRI | 8199 | 0.456 | 0.817 | 0 | 3.761 |
Index | 8199 | 2.758 | 1.091 | 0.331 | 4.528 |
Usage | 8199 | 2.794 | 1.098 | 0.472 | 4.743 |
Digital | 8199 | 3.251 | 1.216 | 0.157 | 4.641 |
Lnage | 8199 | 1.829 | 0.702 | 0 | 2.833 |
ROA | 8199 | 0.041 | 0.07 | −0.255 | 0.232 |
JLR | 8199 | −0.341 | 3.143 | −21.147 | 8.304 |
AGR | 8199 | 0.154 | 0.339 | −0.505 | 2 |
CA | 8199 | 2.204 | 1.483 | 0.439 | 9.188 |
SA | 8199 | −3.769 | 0.244 | −4.426 | −3.245 |
RD | 8199 | 0.106 | 0.12 | 0 | 0.59 |
ESG | 8199 | 3.955 | 1.234 | 0 | 6 |
CR1 | 8199 | 0.329 | 0.141 | 0.089 | 0.702 |
Green Innovation Quantity | Green Innovation Quality | |||||
---|---|---|---|---|---|---|
(1) | (2) | (3) | (4) | (5) | (6) | |
Index | 0.415 *** | 0.593 *** | ||||
(0.093) | (0.098) | |||||
Usage | 0.261 *** | 0.243 *** | ||||
(0.050) | (0.052) | |||||
Digital | 0.247 *** | 0.231 *** | ||||
(0.040) | (0.042) | |||||
Lnage | 0.009 | 0.004 | 0.011 | −0.069 *** | −0.073 *** | −0.067 *** |
(0.025) | (0.025) | (0.025) | (0.026) | (0.026) | (0.026) | |
ROA | 0.192 | 0.205 | 0.181 | 0.171 | 0.181 | 0.159 |
(0.131) | (0.131) | (0.131) | (0.137) | (0.137) | (0.137) | |
JLR | −0.003 | −0.003 | −0.002 | −0.001 | −0.001 | −0.001 |
(0.002) | (0.002) | (0.002) | (0.002) | (0.002) | (0.002) | |
AGR | 0.034 * | 0.035 * | 0.031 | 0.039 * | 0.040 * | 0.036 * |
(0.020) | (0.020) | (0.020) | (0.021) | (0.021) | (0.021) | |
CA | 0.020 *** | 0.019 *** | 0.019 *** | 0.013 * | 0.012 | 0.012 |
(0.007) | (0.007) | (0.007) | (0.007) | (0.007) | (0.007) | |
Constant | −0.178 *** | −0.118 ** | −0.034 | −0.215 *** | −0.037 | 0.040 |
(0.064) | (0.048) | (0.037) | (0.067) | (0.051) | (0.039) | |
N | 8199 | 8199 | 8199 | 8199 | 8199 | 8199 |
R-squared | 0.172 | 0.172 | 0.174 | 0.119 | 0.117 | 0.118 |
Green Innovation Quality That Lags Behind by One Period | The Number of Green Innovations That Lag Behind by One Period | |||||
---|---|---|---|---|---|---|
L.GRI | L.GRI | L.GRI | L.GRU | L.GRU | L.GRU | |
Index | 0.800 *** | 0.807 *** | ||||
(0.117) | (0.113) | |||||
Usage | 0.282 *** | 0.339 *** | ||||
(0.066) | (0.064) | |||||
Digital | 0.293 *** | 0.427 *** | ||||
(0.052) | (0.050) | |||||
Constant | −0.816 *** | −0.282 *** | −0.234 *** | −0.817 *** | −0.357 *** | −0.393 *** |
(0.140) | (0.100) | (0.068) | (0.136) | (0.097) | (0.066) | |
N | 6343 | 6343 | 6343 | 6343 | 6343 | 6343 |
R-squared | 0.122 | 0.117 | 0.119 | 0.165 | 0.162 | 0.169 |
Green Innovation Quantity | Green Innovation Quality | |||||
---|---|---|---|---|---|---|
GRU | GRU | GRU | GRI | GRI | GRI | |
Index | 0.470 *** | 0.475 *** | ||||
(0.023) | (0.026) | |||||
Usage | 0.567 *** | 0.531 *** | ||||
(0.022) | (0.025) | |||||
Digital | 0.336 *** | 0.365 *** | ||||
(0.021) | (0.024) | |||||
Constant | −1.984 *** | −2.269 *** | −1.783 *** | −2.223 *** | −2.398 *** | −2.102 *** |
(0.077) | (0.077) | (0.081) | (0.087) | (0.087) | (0.092) | |
N | 8199 | 8199 | 8199 | 8199 | 8199 | 8199 |
R-squared | 0.0254 | 0.0388 | 0.0150 | 0.0211 | 0.0276 | 0.0145 |
Green Innovation Quality | Green Innovation Quantity | |||||
---|---|---|---|---|---|---|
(1) GRI | (2) SA | (3) GRI | (4) GRU | (5) SA | (6) GRU | |
Index | 0.588 *** | 0.023 *** | 0.566 *** | 0.407 *** | 0.023 *** | 0.396 *** |
(0.098) | (0.008) | (0.097) | (0.093) | (0.008) | (0.093) | |
SA | 0.965 *** | 0.500 *** | ||||
(0.143) | (0.136) | |||||
N | 8198 | 8198 | 8198 | 8198 | 8198 | 8198 |
R-squared | 0.635 | 0.972 | 0.638 | 0.644 | 0.972 | 0.645 |
Green Innovation Quality | Green Innovation Quantity | |||||
---|---|---|---|---|---|---|
(1) GRI | (2) RD | (3) GRI | (4) GRU | (5) RD | (6) GRU | |
Index | 0.588 *** | 0.061 *** | 0.553 *** | 0.407 *** | 0.061 *** | 0.393 *** |
(0.098) | (0.012) | (0.098) | (0.093) | (0.012) | (0.093) | |
RD | 0.578 *** | 0.229 ** | ||||
(0.096) | (0.091) | |||||
N | 8198 | 8198 | 8198 | 8198 | 8198 | 8198 |
R-squared | 0.635 | 0.745 | 0.637 | 0.644 | 0.745 | 0.644 |
(1) | (2) | (3) | (4) | (5) | (6) | |
---|---|---|---|---|---|---|
GRI | GRI | GRI | GRU | GRU | GRU | |
Index | 0.588 *** | 0.604 *** | 0.573 *** | 0.407 *** | 0.417 *** | 0.394 *** |
(0.098) | (0.098) | (0.098) | (0.093) | (0.093) | (0.093) | |
Index * CR1 | 0.151 *** | 0.098 ** | ||||
(0.044) | (0.042) | |||||
CR1 | 0.131 | 0.150 | ||||
(0.108) | (0.103) | |||||
Index * ESG | 0.014 *** | 0.011 ** | ||||
(0.005) | (0.005) | |||||
ESG | 0.023 *** | 0.030 *** | ||||
(0.007) | (0.006) | |||||
Constant | −0.217 *** | −0.263 *** | −0.302 *** | −0.108 * | −0.163 ** | −0.220 *** |
(0.061) | (0.073) | (0.066) | (0.058) | (0.070) | (0.063) | |
N | 8199 | 8199 | 8199 | 8199 | 8199 | 8199 |
R-squared | 0.117 | 0.118 | 0.120 | 0.170 | 0.171 | 0.174 |
Green Innovation Quality | Green Innovation Quantity | |||
---|---|---|---|---|
State-Owned Enterprise | Non State-Owned Enterprises | State-Owned Enterprise | Non State-Owned Enterprises | |
Index | 0.658 *** | 0.657 *** | 0.570 *** | 0.378 *** |
(0.237) | (0.112) | (0.206) | (0.109) | |
Lnage | −0.032 | −0.059 ** | −0.072 | 0.020 |
(0.088) | (0.027) | (0.077) | (0.027) | |
ROA | −0.192 | 0.158 | 0.168 | 0.202 |
(0.483) | (0.144) | (0.419) | (0.140) | |
JLR | −0.003 | −0.000 | −0.008 | −0.002 |
(0.006) | (0.003) | (0.005) | (0.003) | |
AGR | 0.036 | 0.039 * | 0.012 | 0.038 * |
(0.060) | (0.022) | (0.052) | (0.021) | |
CA | −0.053 ** | 0.022 *** | −0.016 | 0.028 *** |
(0.024) | (0.008) | (0.021) | (0.007) | |
Constant | 0.052 | −0.311 *** | −0.012 | −0.194 *** |
(0.182) | (0.076) | (0.157) | (0.074) | |
N | 1285 | 6914 | 1285 | 6914 |
R-squared | 0.144 | 0.115 | 0.209 | 0.163 |
Green Innovation Quality | Green Innovation Quantity | |||
---|---|---|---|---|
Midwest | East | Midwest | East | |
Index | 0.626 *** | 0.428 *** | 0.230 | 0.629 *** |
(0.211) | (0.152) | (0.192) | (0.147) | |
Lnage | −0.004 | −0.083 *** | 0.040 | 0.009 |
(0.050) | (0.030) | (0.045) | (0.029) | |
ROA | −0.180 | 0.228 | −0.128 | 0.281 * |
(0.291) | (0.156) | (0.265) | (0.150) | |
JLR | 0.011 ** | −0.003 | 0.004 | −0.004 |
(0.005) | (0.003) | (0.005) | (0.003) | |
AGR | 0.006 | 0.045 * | −0.004 | 0.046 * |
(0.038) | (0.024) | (0.034) | (0.024) | |
CA | −0.007 | 0.018 ** | −0.011 | 0.029 *** |
(0.014) | (0.008) | (0.013) | (0.008) | |
Constant | −0.052 | −0.152 | 0.038 | −0.367 *** |
(0.102) | (0.107) | (0.093) | (0.104) | |
N | 1967 | 6232 | 1967 | 6232 |
R-squared | 0.074 | 0.132 | 0.123 | 0.189 |
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Yao, Y.; Ma, Z. Will Digital Inclusive Finance Improve the Quality and Quantity of SMEs’ Green Innovation? Sustainability 2025, 17, 2446. https://doi.org/10.3390/su17062446
Yao Y, Ma Z. Will Digital Inclusive Finance Improve the Quality and Quantity of SMEs’ Green Innovation? Sustainability. 2025; 17(6):2446. https://doi.org/10.3390/su17062446
Chicago/Turabian StyleYao, Yan, and Zihong Ma. 2025. "Will Digital Inclusive Finance Improve the Quality and Quantity of SMEs’ Green Innovation?" Sustainability 17, no. 6: 2446. https://doi.org/10.3390/su17062446
APA StyleYao, Y., & Ma, Z. (2025). Will Digital Inclusive Finance Improve the Quality and Quantity of SMEs’ Green Innovation? Sustainability, 17(6), 2446. https://doi.org/10.3390/su17062446