共 25 条
[3]
Baum C.F., 2010, ivreg2: Stata module for extended instrumental variables/2SLS, GMM and AC/HAC, LIML and k-class regression
[5]
Chan G., 2016, WORKING PAPER
[9]
Disdier A.-C., 2007, European Journal of Political Economy, V23, P1140, DOI DOI 10.1016/J.EJPOLECO.2006.09.021