Research Article
Impact of Sino-US Trade Liberalization on China’s Carbon Emissions and Future Works on Fractional Phenomenon
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| | First stage regression | Explained variable LnT | IV
exchange rate | 0.001521 (0.00067) | 0.0017 (0.00068) | 0.00177 (0.00065) | 0.0018 (0.0006563) | | Other explanatory variables | — | — | — | — | | F value | 15.20 | 16.37 | 17.33 | 17.55 |
| | Second stage regression | Explained variable LnCO2 | | LnT | −0.283 (0.164) | −0.353 (0.167) | −0.234 (0.133) | −0.2368 (0.132) | | Lnpop | 0.023 (0.021) | 0.0124 (0.022) | 0.0314 (0.0197) | 0.0296 (0.0197) | | Lnpgdp | 4.78 (0.863) | 4.65 (1.154) | 3.043 (1.002) | 3.155 (0.990) | | (Lnpgdp)2 | −0.207 (0.0435) | −0.1955 (0.0587) | −0.141 (0.0577) | −0.14680 (0.0571) | | Es | | 0.842 (0.251) | 0.839 (0.196) | 0.818 (0.1965) | | Lnsec | | | 0.247 (0.14) | 0.222 (0.139) | | Lncar | | | 0.239 (0.074) | 0.222 (0.074) | | Lnrd | | | | 0.058 (0.0394) | | Cons | −17.72 (4.982) | −18.287 (6.201) | −9.674 (4.635) | −10.31 (4.58) | | Observations | 470 | 452 | 451 | 450 | | Province-fixed effect | Yes | Yes | Yes | Yes | | Year-fixed effect | No | No | No | No | | Adjusted R2 | 0.928 | 0.954 | 0.959 | 0.961 |
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, , and represent the significance level of 1%, 5%, and 10%, respectively. |
