结果:找到“trc”相关内容23个,排序为按回复时间降序,搜索更多相关帖子请点击“高级”
xtrc命令的错误提示
4 个回复 - 3918 次查看
运行x
trc命令,为什么出现了
variables dropped due to collinearity. x
trc requires that you be able to fit
OLS regression to each panel without dropping variables due to collinearity.
哪位大神能帮我 ...
2015-1-23 21:56 - 王江波 - Stata专版