Table 5 Alternative model specifications.
(1) | (2) | (3) | (4) | (5) | |
|---|---|---|---|---|---|
Variables | FC | ||||
Zone*Post | 0.251** | 0.269** | 0.337*** | 0.195** | 0.194** |
(0.115) | (0.125) | (0.116) | (0.0978) | (0.098) | |
Constant | 0.0186 | 3.064 | −0.130 | 1.667 | 2.101 |
(0.0475) | (2.994) | (0.566) | (1.432) | (2.266) | |
Firm FEs | √ | √ | √ | √ | √ |
Year FEs | √ | √ | √ | √ | √ |
More firm level controls | × | √ | √ | √ | √ |
More city level controls | × | × | √ | √ | √ |
City FEs | × | × | × | √ | √ |
Regional time trends | × | × | × | × | √ |
Observations | 14,791 | 13,166 | 11,829 | 11,826 | 11,826 |
R-squared | 0.010 | 0.272 | 0.008 | 0.205 | 0.205 |
F | 4.131 | 4.040 | 4.935 | 2.801 | 2.605 |