Table 1.

Descriptive statistics of variables.

Variable	Observartions	Mean	Std. Dev	Min	Max
General trust	31,314	0.54	0.50	0	1
Trust in specific groups	29,885	31.68	7.91	0	60
Trust in parents	31,160	9.08	1.70	0	10
Trust in neighbours	31,299	6.37	2.22	0	10
Trust in American	30,160	2.52	2.50	0	10
Trust in strangers	31,173	2.18	2.14	0	10
Trust in cadres	31,174	4.89	2.47	0	10
Trust in doctors	31,273	6.62	2.26	0	10
Natural disaster frequency	34,856	0.59	0.18	0.17	0.89
Flood frequency	34,856	0.29	0.11	0.08	0.45
Drought frequency	34,856	0.22	0.06	0.10	0.50
Gender (1 = male, 0 = female)	34,518	0.50	0.50	0	1
Age	34,851	44.23	16.87	16	99
Marriage (1 = yes, 0 = no)	34,850	0.85	0.36	0	1
Education	34,815	6.70	4.90	0	22
Hukou (1 = urban, 0 = rural)	34,630	0.43	0.49	0	1
Religious beliefs (1 = yes, 0 = no)	31,458	0.11	0.31	0	1
Household income(ln)	33,946	8.95	1.18	−1.61	14.23
Ethnic minorities ratio	34,856	0.17	2.08	−4.61	4.52
Per gdp(ln)	34,856	9.99	1.00	8.05	12.67