如题，我在stata的命令中没有找到oaxaca命令，安装之后显示如下：
. ssc install oaxaca
checking oaxaca consistency and verifying not already installed...
installing into c:\ado\plus\...
installation complete.
这是表示已经安装完成了吗？我接下来输入如下命令却还是显示不识别，是我没有安装成功吗？

. oaxaca lnwage sex party health marrystatus edu fatheredu motherparty experience experience2 ownership scale,by(hukou)
unrecognized command:  _oaxaca
r(199);
求高人指点~~