An Empirical Study on the Influence of Art Industry Development on the Quality of China’s Economic Growth

Table 5

Robust standard error and replacement core explanatory variables.

Variable name	QEG (1)	QEG (2)	QEG (3)	QEG (4)
	Robustness test: robust standard error		Robustness test: replace core explanatory variables
Cultural	0.993 (0.431)	0.993 (0.528)
Structure			0.078 (0.038)	0.081 (0.021)
R ^2	0.285	0.285	0.214	0.273
Control variables	YES	YES	YES	YES
Model	Fixed effect	Fixed effect	Fixed effect	Random effect
Sample size	120	120	120	120