code year ABACC trea short
000002 2006 .2144443 1 0
000002 2007 .3443407 1 0
000002 2010 .138714 1 0
000002 2012 .0838115 1 1
000002 2013 .1046736 1 1
000002 2014 .1367984 1 1
数据如图所示,ABACC为被解释变量,解释变量trea、short、他俩的交乘项,请问大家面板回归的命令该怎样处理,谢谢。自己搞的得出的是如下结果。。。。。。
ABACC | Coef. Std. Err. t P>|t| [95% Conf. Interval]
--------------+----------------------------------------------------------------
treat | 0 (omitted)
short | -.0219672 .0023959 -9.17 0.000 -.0266635 -.0172709
_Itreat_1 | 0 (omitted)
_IPostshort_1 | 0 (omitted)
_ItreXPos_1_1 | 0 (omitted)
boardsize | .0007793 .0007293 1.07 0