| 变量 | (1) | (2) |
|
| GT | GT |
| PM | 0.0539** | 0.138*** |
|
| (2.92) | (3.83) |
| Media | 0.00172 |
|
|
| (1.69) |
|
| PM*Media | 0.127** |
|
|
| (3.04) |
|
| ATO |
| 0.932*** |
|
|
| (3.50) |
| PM*ATO |
| 0.136** |
|
|
| (2.94) |
| SI | 0.143*** | 0.169*** |
|
| (6.10) | (7.80) |
| TQ | 0.0170 | 0.0222 |
|
| (1.27) | (1.82) |
| AG | −0.00907* | −0.0127*** |
|
| (−2.57) | (−3.57) |
| ST | 0.339*** | 0.332*** |
|
| (7.78) | (7.70) |
| GR | 0.0201 | 0.0222 |
|
| (1.39) | (1.53) |
| LEV | 0.144 | 0.111 |
|
| (1.21) | (0.93) |
| ROA | 0.970*** | 0.807** |
|
| (3.50) | (2.86) |
| GDP | −0.0321 | −0.00337 |
|
| (−0.64) | (−0.07) |
| TOP1 | −0.587*** | −0.669*** |
|
| (−4.64) | (−5.29) |
| DU | −0.0272 | −0.0433 |
|
| (−0.73) | (−1.17) |
| PI | −0.175 | −0.0434 |
|
| (−0.59) | (−0.15) |
| _cons | −2.875*** | −2.795*** |
|
| (−3.80) | (−3.89) |
| Y | 控制 | 控制 |
| IN | 控制 | 控制 |
| r2_a | 0.1537 | 0.1634 |
| F | 13.78 | 15.64 |
| N | 1831 | 1875 |