进行倾向匹配得分时无法安装psmatch2统计包 7 个回复 - 4520 次查看
进行倾向匹配得分时无法安装psmatch2统计包,输入ssc install psmatch2后一直出现:
connection timed out -- see help r(2) for troubleshooting
could not load psmatch2.pkg from http://fmwww.bc.edu/repec/ ...2019-7-7 22:15 - SLin111222 - Stata专版