中欧班列开通对中国沿线城市出口贸易的影响及机制检验
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赵明亮, 刘钦香, 孙威, 高沙尔·吾拉孜
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The impact of the opening of China Railway Express on the export trade of cities along the rail line in China and the mechanism test
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ZHAO Mingliang, LIU Qinxiang, SUN Wei, WULAZI Gaoshaer
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表3 节点城市异质性回归结果
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Tab. 3 Heterogeneity regression results of node cities
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| 货源地 | | 铁路枢纽 | | 港口 | | (1) | (2) | (3) | (4) | (5) | (6) | | Policy | 0.658***(9.02) | 0.049(0.72) | | 0.664***(8.46) | 0.056(0.77) | | 0.793***(11.25) | 0.144**(2.23) | | Policy×hyd | 0.381**(2.46) | 0.212*(1.68) | | | | | | Policy×tlsn | | | 0.237*(1.73) | 0.129(1.12) | | | | Policy×gk | | | | | -0.309*(-1.78) | -0.247*(-1.68) | | lpgdp | | 0.674***(10.12) | | 0.673***(10.10) | | 0.671***(10.07) | | lroad | | 0.134***(5.24) | | 0.135***(5.26) | | 0.135***(5.29) | | lfdi | | 0.015(1.09) | | 0.015(1.07) | | 0.015(1.08) | | Industry | | -0.003(-1.32) | | -0.003(-1.27) | | -0.003(-1.24) | | tec | | -0.156(-1.43) | | -0.144(-1.33) | | -0.157(-1.44) | | lscg | | 0.117**(2.53) | | 0.118**(2.55) | | 0.119**(2.56) | | ldis | | -0.139(-0.36) | | -0.154(-0.40) | | -0.129(-0.33) | | _cons | 11.069***(829.35) | 2.613(0.84) | 11.070***(829.04) | 2.729(0.88) | 11.071***(829.80) | 2.513(0.81) | | city | Yes | Yes | Yes | Yes | Yes | Yes | | year | Yes | Yes | Yes | Yes | Yes | Yes | | N | 4359 | 3895 | 4359 | 3895 | 4359 | 3895 | | r2_a | -0.033 | 0.342 | -0.034 | 0.342 | -0.034 | 0.342 | | F | 69.427 | 256.127 | 67.852 | 255.845 | 67.955 | 256.132 |
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