The determinants of Mexican migrants’ duration in the United States: family composition, psychic costs, and human capital

Table 6 Cox results for male household heads’ duration - economic conditions (selected variables)

	All US trips	Last US trip
	(1)	(2)	(3)
US annual unemployment rate	1.005	1.000	0.984
	(0.009)	(0.018)	(0.021)
Mexico annual unemployment rate	0.876	1.000***	1.000
	(0.749)	(0.00001)	(0.00001)
Exchange rate (USD/Peso)	0.957***	0.968***	0.975***
	(0.005)	(0.007)	(0.008)
Monthly wage in the US			0.999***
			(0.0001)
Wage squared			1.000***
			(3.17e −08)
Log pseudolikelihood	–97,534.874	–24,786.22	–19,546.70
Num. of obs	12,520	4370	3548

Source: Data are from the MMP. They cover 143 communities which were surveyed from 1982–2013
^***Significant at 0.01; **significant at 0.05 level; *significant at 0.1 level. Standard errors are reported in parentheses