数据如图,其中Exit为被解释变量,GVC为解释变量,后面还有一些其他控制变量。我想做出来如二图这样的数据,一个做Exit=0的回归、一个做Exit=1的回归,请问应该怎么解决?为什么我交换了Exit的值做出的系数一模一样?小白请大神指教!谢谢
Exit | Time | GVC | VC-Age | VC-Inv | VC-Exit | VC-Turn | Money | Return | IRR | Loc | Equity | Firm-Age | Stage | |
1 | 1 | 9.34 | 0 | 9.37 | 1 | 1 | 1 | 38.03 | 3.81 | 15.4 | 0 | 3 | 20.52 | 4 |
2 | 1 | 4.17 | 1 | 7.52 | 18 | 3 | 0 | 35.87 | 3.43 | 34.39 | 1 | 1 | 10.29 | 3 |
3 | 1 | 8.02 | 1 | 11.00 | 5 | 2 | 0 | 35.41 | 3.6 | 17.33 | 1 | 3 | 17.86 | 3 |
4 | 1 | 8.18 | 0 | 8.30 | 1 | 1 | 1 | 18 | 3.6 | 16.96 | 1 | 3 | 17.86 | 3 |
5 | 1 | 4.00 | 0 | 1 | 1 | 1 | 617.77 | 4.78 | 47.9 | 1 | 4 | 5.67 | 2 | |
6 | 1 | 5.00 | 0 | 1 | 1 | 1 | 548.32 | 9 | 55.22 | 1 | 4 | 5.67 | 1 | |
7 | 1 | 4.00 | 0 | 1 | 1 | 1 | 177.72 | 5.09 | 50.25 | 1 | 4 | 5.67 | 2 | |
8 | 1 | 2.83 | 0 | 1 | 1 | 1 | 78.18 | 2.24 | 32.93 | 1 | 4 | 5.67 | 2 | |
9 | 1 | 5.00 | 0 | 8.00 | 7 | 1 | 0 | 229.94 | 13.79 | 69.06 | 1 | 4 | 5.67 | 1 |
10 | 1 | 5.67 | 0 | 7.75 | 4 | 1 | 0 | 430.35 | 4.33 | 29.5 | 1 | 4 | 5.67 | 1 |
11 | 1 | 5.67 | 0 | 6.42 | 2 | 1 | 1 | 23.11 | 4.33 | 29.5 | 1 | 4 | 5.67 | 1 |