Research on Regional High-Tech Innovation Efficiency and Influence Factors: Evidence from Yangtze River Economic Belt in China

Table 3

Influence factor of innovation efficiency of the high-tech industry in Yangtze River economic belt.

	Phase 1		Phase 2
	Coef.	P > |t|	Coef.	P > |t|
Government subsidies	0.110	0.001	0.074	0.001
	(0.320)		(0.225)
R&D intensity	0.118	≤0.001	0.070	0.573
	(0.290)		(0.124)
Innovation environment	0.029	0.355	0.229	0.052
	(0.320)		(0.118)
Regional openness	0.024	0.212	0.044	0.003
	(0.193)		(0.014)
Market structure	0.064	0.461	0.060	0.303
	(0.869)		(0.059)
Cons	−1.049	0.004	−0.228	0.608
	(0.367)		(0.445)
R-squared	0.282		0.331
Hausman P	0.0607		0.393
Model	Random efficiency		Random efficiency

denotes , denotes , and denotes . Number of observations: 110. Source: calculated by (1) National Bureau of Statistics of China (NBSC), Statistical Yearbook of China’s High Technology Industry, Beijing: China Statistics Press, 2009–2019, (2) National Bureau of Statistics of China (NBSC), China City Statistical Yearbook, Beijing: China Statistics Press, 2009–2019, and (3) National Bureau of Statistics of China (NBSC), Statistical Yearbook of China Science and Technology, Beijing: China Statistics Press, 2009–2019.