Descriptive statistics
| Panel A: Descriptive statistics | ||||||||
|---|---|---|---|---|---|---|---|---|
| Variables | N | Mean | SD | Min | Q1 | Median | Q3 | Max |
| LS | 924 | 0.121 | 0.088 | 0.006 | 0.058 | 0.098 | 0.166 | 0.444 |
| LN_LS | 924 | −2.258 | 0.916 | −5.174 | −2.794 | −2.224 | −1.618 | −0.226 |
| RM | 924 | 0.498 | 0.500 | 0.000 | 0.000 | 0.000 | 1.000 | 1.000 |
| PC | 924 | 0.500 | 0.500 | 0.000 | 0.000 | 0.500 | 1.000 | 1.000 |
| FIRST | 924 | 0.392 | 0.152 | 0.100 | 0.289 | 0.375 | 0.500 | 0.771 |
| DUAL | 924 | 0.384 | 0.487 | 0.000 | 0.000 | 0.000 | 1.000 | 1.000 |
| SOE | 924 | 0.197 | 0.398 | 0.000 | 0.000 | 0.000 | 0.000 | 1.000 |
| SIZE | 924 | 22.654 | 1.145 | 20.379 | 21.919 | 22.515 | 23.206 | 26.859 |
| LEV | 924 | 0.465 | 0.251 | 0.054 | 0.295 | 0.446 | 0.612 | 0.961 |
| ROA | 924 | 0.040 | 0.129 | −0.814 | 0.024 | 0.051 | 0.093 | 0.296 |
| MARGIN | 924 | 0.004 | 0.633 | −4.266 | 0.041 | 0.103 | 0.188 | 0.513 |
| WAGE | 924 | 11.681 | 0.553 | 10.580 | 11.285 | 11.602 | 12.037 | 13.043 |
| KY | 924 | 0.510 | 0.773 | 0.003 | 0.120 | 0.278 | 0.556 | 5.268 |
| CI | 924 | 2.649 | 2.300 | 0.415 | 1.298 | 1.876 | 3.016 | 13.107 |
| TOBINQ | 924 | 1.868 | 0.981 | 0.903 | 1.261 | 1.574 | 2.141 | 6.766 |
| Panel A: Descriptive statistics | ||||||||
|---|---|---|---|---|---|---|---|---|
| Variables | Mean | SD | Min | Q1 | Median | Q3 | Max | |
| 924 | 0.121 | 0.088 | 0.006 | 0.058 | 0.098 | 0.166 | 0.444 | |
| 924 | −2.258 | 0.916 | −5.174 | −2.794 | −2.224 | −1.618 | −0.226 | |
| 924 | 0.498 | 0.500 | 0.000 | 0.000 | 0.000 | 1.000 | 1.000 | |
| 924 | 0.500 | 0.500 | 0.000 | 0.000 | 0.500 | 1.000 | 1.000 | |
| 924 | 0.392 | 0.152 | 0.100 | 0.289 | 0.375 | 0.500 | 0.771 | |
| 924 | 0.384 | 0.487 | 0.000 | 0.000 | 0.000 | 1.000 | 1.000 | |
| 924 | 0.197 | 0.398 | 0.000 | 0.000 | 0.000 | 0.000 | 1.000 | |
| 924 | 22.654 | 1.145 | 20.379 | 21.919 | 22.515 | 23.206 | 26.859 | |
| 924 | 0.465 | 0.251 | 0.054 | 0.295 | 0.446 | 0.612 | 0.961 | |
| 924 | 0.040 | 0.129 | −0.814 | 0.024 | 0.051 | 0.093 | 0.296 | |
| 924 | 0.004 | 0.633 | −4.266 | 0.041 | 0.103 | 0.188 | 0.513 | |
| 924 | 11.681 | 0.553 | 10.580 | 11.285 | 11.602 | 12.037 | 13.043 | |
| 924 | 0.510 | 0.773 | 0.003 | 0.120 | 0.278 | 0.556 | 5.268 | |
| 924 | 2.649 | 2.300 | 0.415 | 1.298 | 1.876 | 3.016 | 13.107 | |
| 924 | 1.868 | 0.981 | 0.903 | 1.261 | 1.574 | 2.141 | 6.766 | |
| Panel B: Distribution by industries | |||
|---|---|---|---|
| Code | Industry | N | % |
| B | Mining | 35 | 3.79 |
| C1 | Food and beverage manufacturing, textiles and apparel | 57 | 6.17 |
| C2 | Paper and printing, petrochemicals, medicine and biological products | 171 | 18.51 |
| C3 | Machinery, metals and non-metals and electronics manufacturing | 277 | 29.98 |
| C4 | Other manufacturing | 37 | 4.00 |
| D | Electric power, gas production and tap water | 41 | 4.44 |
| E | Construction | 22 | 2.38 |
| F | Wholesale and retail trade | 54 | 5.84 |
| G | Transportation | 32 | 3.46 |
| I | Information technology | 67 | 7.25 |
| K | Real estate | 35 | 3.79 |
| L | Leasing and business services | 9 | 0.97 |
| M | Scientific research and integrated technological services | 24 | 2.60 |
| N | Public facilities and services | 14 | 1.52 |
| R | Cultural, sports and entertainment | 49 | 5.31 |
| Total | 924 | 100 | |
| Panel B: Distribution by industries | |||
|---|---|---|---|
| Code | Industry | % | |
| B | Mining | 35 | 3.79 |
| C1 | Food and beverage manufacturing, textiles and apparel | 57 | 6.17 |
| C2 | Paper and printing, petrochemicals, medicine and biological products | 171 | 18.51 |
| C3 | Machinery, metals and non-metals and electronics manufacturing | 277 | 29.98 |
| C4 | Other manufacturing | 37 | 4.00 |
| D | Electric power, gas production and tap water | 41 | 4.44 |
| E | Construction | 22 | 2.38 |
| F | Wholesale and retail trade | 54 | 5.84 |
| G | Transportation | 32 | 3.46 |
| I | Information technology | 67 | 7.25 |
| K | Real estate | 35 | 3.79 |
| L | Leasing and business services | 9 | 0.97 |
| M | Scientific research and integrated technological services | 24 | 2.60 |
| N | Public facilities and services | 14 | 1.52 |
| R | Cultural, sports and entertainment | 49 | 5.31 |
| Total | 924 | 100 | |
Note(s): This table presents the descriptive statistics for the variables used in our main analysis and the sample distribution by industries. All variables are defined in Appendix A. The industry group is based on the China Securities Regulatory Commission (CSRC) industry classification
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