The synergistic effect of digital transformation and R&D investments on enterprise innovation performance

Description

This study uses A-share listed companies in Shanghai and Shenzhen from 2013 to 2021 as samples, and conducts the following sorting and screening: (1) Delete the samples of companies with ST and * ST; (2) delete the sample of financial companies; (3) delete the samples with missing data, and finally, gain 21,577 sample observation values of 3446 enterprises. The data comes from CSMAR and CNRDS databases, and has been standardized.

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