Table 4.
Regression of alternative dependent variables.
| (1) | (2) | (3) | (5) | (4) | |
|---|---|---|---|---|---|
| GI | GUMI | PGI | PGUMI | PGP | |
| DDD | 0.140 * * | 0.239*** | 0.0224 * | 0.0209 * | 0.0147 * |
| [0.0540] | [0.0532] | [0.0120] | [0.0111] | [0.0114] | |
| DD | 0.196*** | 0.118*** | 0.0313*** | 0.00582 | 0.0237*** |
| [0.0236] | [0.0232] | [0.0054] | [0.0049] | [0.0050] | |
| treat | 0.0298 | 0.0696 | 0.0248 * * | −0.0127 | −0.0165 |
| [0.0485] | [0.0474] | [0.0111] | [0.0104] | [0.0108] | |
| treat | 0.0696*** | 0.0659*** | 0.0104 * * | 0.00481 | −0.00477 |
| [0.0218] | [0.0217] | [0.0050] | [0.0047] | [0.0047] | |
| group | 0.0584*** | 0.0543*** | 0.0270*** | 0.0224*** | 0.0280*** |
| [0.0157] | [0.0148] | [0.0038] | [0.0031] | [0.0034] | |
| LnAssets | 0.407*** | 0.326*** | 0.0244*** | 0.0143*** | 0.0183*** |
| [0.0083] | [0.0077] | [0.0013] | [0.0011] | [0.0012] | |
| Leverage | 0.0790 * * | 0.201*** | 0.0172 * * | 0.0344*** | 0.0256*** |
| [0.0344] | [0.0328] | [0.0077] | [0.0065] | [0.0071] | |
| ROA | 0.172 * * | −0.0915 | 0.0377 * | −0.0156 | 0.0344 * |
| [0.0777] | [0.0841] | [0.0218] | [0.0164] | [0.0207] | |
| ROE | 0.0037 | 0.0439 * * | 0.00889 * * | 0.0108 * * | 0.0105*** |
| [0.0111] | [0.0219] | [0.0037] | [0.0042] | [0.0041] | |
| Cash | 0.306*** | 0.283*** | 0.0514*** | 0.0534*** | 0.0571*** |
| [0.0752] | [0.0720] | [0.0174] | [0.0137] | [0.0161] | |
| Growth | −0.00000234 | 0.00000274 * | 0.000000633*** | 000000426*** | 0.000000603*** |
| [0.0000] | [0.0000] | [0.0000] | [0.0000] | [0.0000] | |
| BM | 0.0908*** | 0.0480*** | 0.00596*** | 0.00299*** | 0.00386*** |
| [0.0076] | [0.0074] | [0.0012] | [0.0011] | [0.0011] | |
| Q | 0.0148*** | 0.00656*** | 0.000968 * * | 0.00121*** | 0.00121*** |
| [0.0026] | [0.0010] | [0.0004] | [0.0004] | [0.0005] | |
| LnAge | 0.145*** | 0.208*** | 0.00673 * | 0.0102*** | −0.00379 |
| [0.0174] | [0.0171] | [0.0037] | [0.0031] | [0.0033] | |
| SOE | 0.0784*** | 0.106*** | 0.0164*** | 0.0177*** | 0.0169*** |
| [0.0137] | [0.0129] | [0.0029] | [0.0024] | [0.0026] | |
| _cons | 7.867*** | 6.052*** | 0.417*** | 0.215*** | 0.297*** |
| [0.1779] | [0.1632] | [0.0293] | [0.0241] | [0.0262] |
(1) GI: GI (number of green inventions filed that year) regression result as explanatory variable.
(2) GUMI: GUMI (number of green utility models filed that year) as regression result of explanatory variable.
(3) PGI: PGI (the ratio of the number of green inventions to the total number of inventions in that year) as the regression result of the explanatory variable.
(4) PGUMI: PGUMI (the ratio of the number of green utility models to the number of total utility models in that year) as the regression result of the explanatory variable.
(5) PGP: PGP (the ratio of the number of green patents filed in the year to the total number of patents) as the regression result of the explanatory variable.