Objective To study the importance of digital economy to promote the innovation development of enterprises under the background of the era of information technology reform.Methods The maximum entropy method was used to...Objective To study the importance of digital economy to promote the innovation development of enterprises under the background of the era of information technology reform.Methods The maximum entropy method was used to measure the comprehensive level of digital economy development at provincial level.Besides,the impact of digital economy on the innovation performance of pharmaceutical industry was investigated empirically by using A-share pharmaceutical companies listed in China from 2013 to 2020 as a research sample,and the mediating mechanism of R&D investment and financing constraints on the impact was examined.Results and Conclusion It is found that digital economy is significantly and positively related to the innovation performance of enterprises.The mechanism test shows that digital economy improves innovation performance through the expansion effect of R&D investment and alleviating financing constraints.In the context that digital economy has become a new driving force for enterprise innovation,the combination of digital economy and real economy should be actively promoted,R&D investment in pharmaceutical enterprises should be increased,and financing channels should be broadened.展开更多
To investigate how spatial heterogeneity affects the so-called“resource curse”in China,we combine a careful selection of indicators with the concept of resource industry spatial agglomeration(RISA)as a proxy for res...To investigate how spatial heterogeneity affects the so-called“resource curse”in China,we combine a careful selection of indicators with the concept of resource industry spatial agglomeration(RISA)as a proxy for resource abundance and dependency.To address RISA heterogeneity among regions,those lacking a spatial concentration in non-resource industries are excluded from the analysis.We then develop an econometric model of regional economic growth(REG)using RISA.To further investigate the impact mechanisms of RISA and other factors influencing REG,we use the feasible generalized least squares(FGLS)method and the system generalized method of moments(SGMM).Conducting a stepwise regression analysis,we systematically examine the effect of the resource curse at the regional level from a RISA perspective.Our key findings are as follows:①Fifteen provinces in China exhibit RISA,and their level of economic development is significantly lower than that of provinces without a spatial agglomeration of resource industries.②RISA and REG exhibit a“U-shaped”relationship,characterized initially by suppression followed by promotion.③In terms of transmission mechanisms,investments in material and human capital,the degree of openness to foreign trade,and residents’savings rate all suppress RISA,while investments in technological innovation,development of the private economy and the manufacturing industry,and government intervention can promote spatial agglomeration of resource industries.展开更多
文摘Objective To study the importance of digital economy to promote the innovation development of enterprises under the background of the era of information technology reform.Methods The maximum entropy method was used to measure the comprehensive level of digital economy development at provincial level.Besides,the impact of digital economy on the innovation performance of pharmaceutical industry was investigated empirically by using A-share pharmaceutical companies listed in China from 2013 to 2020 as a research sample,and the mediating mechanism of R&D investment and financing constraints on the impact was examined.Results and Conclusion It is found that digital economy is significantly and positively related to the innovation performance of enterprises.The mechanism test shows that digital economy improves innovation performance through the expansion effect of R&D investment and alleviating financing constraints.In the context that digital economy has become a new driving force for enterprise innovation,the combination of digital economy and real economy should be actively promoted,R&D investment in pharmaceutical enterprises should be increased,and financing channels should be broadened.
基金Ministry of Education Humanities and Social Sciences Research General Project“Study on the Responsibility Sharing Accounting and Accountability Mechanism for Coordinated Air Pollution Control in the Yellow River Basin”Project[Grant No.24YJC630260].
文摘To investigate how spatial heterogeneity affects the so-called“resource curse”in China,we combine a careful selection of indicators with the concept of resource industry spatial agglomeration(RISA)as a proxy for resource abundance and dependency.To address RISA heterogeneity among regions,those lacking a spatial concentration in non-resource industries are excluded from the analysis.We then develop an econometric model of regional economic growth(REG)using RISA.To further investigate the impact mechanisms of RISA and other factors influencing REG,we use the feasible generalized least squares(FGLS)method and the system generalized method of moments(SGMM).Conducting a stepwise regression analysis,we systematically examine the effect of the resource curse at the regional level from a RISA perspective.Our key findings are as follows:①Fifteen provinces in China exhibit RISA,and their level of economic development is significantly lower than that of provinces without a spatial agglomeration of resource industries.②RISA and REG exhibit a“U-shaped”relationship,characterized initially by suppression followed by promotion.③In terms of transmission mechanisms,investments in material and human capital,the degree of openness to foreign trade,and residents’savings rate all suppress RISA,while investments in technological innovation,development of the private economy and the manufacturing industry,and government intervention can promote spatial agglomeration of resource industries.
