Tong, Xin; Wan, Xiaomeng - In: Journal of innovation & knowledge : JIK 8 (2023) 1, pp. 1-16
innovation of the integrated circuit industry, and adopts the double-difference propensity score matching method for supplemental … industrial technological innovation and that the estimated results premised on the difference-in-difference based on propensity … chains, in accordance with research on industry heterogeneity. The promotion effect of the core link is significantly …