Table 2.

Regression analysis of stage 1.

	Part 1			Part 2
Region	Coef.	t		Coef.	t
Beijing			0.094	0.0022	1.096	0.283
Others	-0.0056	-1.627	0.121	0.0032	1.776	0.087
Taiwan			0.055	0.0073	3.259	0.003
Shanghai			0.223	0.0016	0.673	0.507
Guangdong	0.0008	0.174	0.864	0.0001	0.068	0.946
Hong kong			0.848	0.0030	0.996	0.328
Japan			0.134			0.370
Overseas			0.195	0.0032	1.474	0.152
Hubei			0.291	0.0044	1.789	0.085
U.S.	0.0020	0.185	0.856	0.0081	2.319	0.028