Research Article
Research on the Influence of Emission Trading System on Enterprises' Green Technology Innovation
| | Variable | Meaning | Mean | Standard deviation | Minimum | Maximum |
| | EnvrPatent | Number of enterprises’ green patent applications | 0.342 | 6.728 | 0.000 | 529.000 | | UtyEnvrPatent | Number of enterprises’ green utility model patent applications | 0.559 | 3.836 | 0.000 | 154.000 | | Netasset | Logarithm of enterprises’ net assets | 20.662 | 1.539 | 11.513 | 27.715 | | Totalliability | Logarithm of enterprises’ liabilities | 20.908 | 1.202 | 12.315 | 27.907 | | people_number | Number of enterprises’ employees | 7.595 | 1.289 | 0.000 | 13.223 | | tobin_q | Logarithm of enterprises’ Tobinq | 0.549 | 0.494 | −1.875 | 7.461 | | Age | Logarithm of enterprises’ age | 2.430 | 0.471 | 0.000 | 3.664 |
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