Descriptive statistics of the variables used in this study
| Type | Variables | Obs. | Mean | Std. dev | Minimum | Maximum |
|---|---|---|---|---|---|---|
| Dependent | performance | 19,733 | 8.496 | 3.385 | 2.162 | 17.88 |
| Independent | dt | 19,733 | 0.357 | 0.0988 | 0.232 | 0.631 |
| Control | state | 19,733 | 0.262 | 0.440 | 0 | 1 |
| lnage | 19,733 | 1.924 | 0.916 | 0 | 3.466 | |
| lnboard | 19,733 | 2.112 | 0.191 | 1.386 | 2.890 | |
| indep | 19,733 | 0.376 | 0.0552 | 0.143 | 0.800 | |
| top10 | 19,733 | 0.589 | 0.148 | 0.236 | 0.893 | |
| dual | 19,733 | 0.328 | 0.470 | 0 | 1 | |
| capital | 19,733 | 5.124 | 0.677 | 3.585 | 6.905 | |
| growth | 19,733 | 0.195 | 0.426 | −0.533 | 2.599 | |
| subsidy | 19,733 | 0.0137 | 0.0170 | 0 | 0.100 | |
| tax | 19,733 | 0.141 | 0.161 | −0.631 | 0.783 | |
| asset | 19,733 | 9.229 | 27.88 | 0.0459 | 919.4 | |
| Mechanism | rdspend | 18,764 | 0.211 | 0.895 | 0 | 73.84 |
| lnsupply | 19,733 | −1.309 | 0.579 | −3.103 | −0.249 | |
| strategy | 19,733 | 0.457 | 0.204 | 0.187 | 0.999 | |
| innovation | 19,733 | 1.924 | 1.569 | 0 | 5.961 | |
| turnover | 19,733 | 6.763 | 6.094 | 0.000173 | 68.39 | |
| HHI | 19,637 | 0.132 | 0.126 | 0.023 | 1 | |
| opticalcable | 19,733 | 180.5 | 115.1 | 5.064 | 415.9 | |
| broadband | 17,562 | 0.419 | 0.334 | 0 | 2.380 | |
| application | 19,733 | 2.255 | 7.732 | 0 | 369 | |
| finance | 19,733 | 3.608 | 1.339 | 1.518 | 8.131 | |
| fintech | 18,168 | 4.595 | 1.604 | 0 | 7.491 | |
| recognition | 19,733 | 4.772 | 1.763 | 0 | 11 | |
| manage | 19,733 | 0.915 | 0.0578 | 0.650 | 0.989 | |
| labor | 18,921 | 14.42 | 0.866 | 12.67 | 17.03 | |
| Instrument | telecom | 16,885 | 0.747 | 1.001 | 0.00407 | 7.352 |
| Type | Variables | Obs. | Mean | Std. dev | Minimum | Maximum |
|---|---|---|---|---|---|---|
| Dependent | 19,733 | 8.496 | 3.385 | 2.162 | 17.88 | |
| Independent | 19,733 | 0.357 | 0.0988 | 0.232 | 0.631 | |
| Control | 19,733 | 0.262 | 0.440 | 0 | 1 | |
| 19,733 | 1.924 | 0.916 | 0 | 3.466 | ||
| 19,733 | 2.112 | 0.191 | 1.386 | 2.890 | ||
| 19,733 | 0.376 | 0.0552 | 0.143 | 0.800 | ||
| 19,733 | 0.589 | 0.148 | 0.236 | 0.893 | ||
| 19,733 | 0.328 | 0.470 | 0 | 1 | ||
| 19,733 | 5.124 | 0.677 | 3.585 | 6.905 | ||
| 19,733 | 0.195 | 0.426 | −0.533 | 2.599 | ||
| 19,733 | 0.0137 | 0.0170 | 0 | 0.100 | ||
| 19,733 | 0.141 | 0.161 | −0.631 | 0.783 | ||
| 19,733 | 9.229 | 27.88 | 0.0459 | 919.4 | ||
| Mechanism | 18,764 | 0.211 | 0.895 | 0 | 73.84 | |
| 19,733 | −1.309 | 0.579 | −3.103 | −0.249 | ||
| 19,733 | 0.457 | 0.204 | 0.187 | 0.999 | ||
| 19,733 | 1.924 | 1.569 | 0 | 5.961 | ||
| 19,733 | 6.763 | 6.094 | 0.000173 | 68.39 | ||
| 19,637 | 0.132 | 0.126 | 0.023 | 1 | ||
| 19,733 | 180.5 | 115.1 | 5.064 | 415.9 | ||
| 17,562 | 0.419 | 0.334 | 0 | 2.380 | ||
| 19,733 | 2.255 | 7.732 | 0 | 369 | ||
| 19,733 | 3.608 | 1.339 | 1.518 | 8.131 | ||
| 18,168 | 4.595 | 1.604 | 0 | 7.491 | ||
| 19,733 | 4.772 | 1.763 | 0 | 11 | ||
| 19,733 | 0.915 | 0.0578 | 0.650 | 0.989 | ||
| 18,921 | 14.42 | 0.866 | 12.67 | 17.03 | ||
| Instrument | 16,885 | 0.747 | 1.001 | 0.00407 | 7.352 |
Note(s): Std. dev. refers to standard deviation
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