Do Mexicans care about air pollution?

Latin American Economic Review

Table 8 First-stage maximum likelihood parameter estimates

Variable	Parameter	Coefficient	t Statistic
Migration cost
State	\( \tilde{\mu }_{S} \)	−4.63878***	−220.84
Region	\( \tilde{\mu }_{R} \)	−1.9300***	−69.81
Macro-region	\( \tilde{\mu }_{\text{MR}} \)	−1.08147***	−39.45
Logit Scale Parameter	\( \sigma \)	1.369671***	10.14

Asterisks denote significance at * 10 % level, ** 5 % level, and *** 1 % level. Recall that \( \sigma = \frac{1}{{\beta_{I} }} \)