Table 2.

Descriptive statistics of major variables.

Variable	N	Mean	SD	Min	Max
env	2340	0.989	0.734	0.0690	4.368
FIR	2340	2.646	2.256	0.214	16.14
FE	2340	1.533	2.117	0.172	9.552
lnGDP	2340	10.70	0.558	9.432	12.01
lnP	2340	5.855	0.899	3.185	8.007
FDI	2340	0.0180	0.0180	0	0.0880
stru	2340	0.458	0.134	0	0.757