ID-TPA efficiency estimates after controlling for project difficulty
| Dependent variable: NPOP | ||||||
|---|---|---|---|---|---|---|
| TPA_Accessibility = ROADACC | TPA_Accessibility = KMS | TPA_Accessibility = RAIL_KMS | ||||
| logTPA_EXP | 0.1493*** | 0.2319*** | 0.1256*** | 0.2016*** | 0.1157*** | 0.1774*** |
| (6.95) | (5.36) | (7.54) | (5.98) | (7.13) | (5.39) | |
| SOE*logTPA_EXP | −0.1291*** | −0.1250*** | −0.1142*** | |||
| (−3.04) | (−3.88) | (−3.59) | ||||
| PC*logTPA_EXP | −0.0934* | −0.0784* | −0.1039** | |||
| (−1.89) | (−1.90) | (−2.45) | ||||
| POVERTY*logTPA_EXP | 0.0265 | 0.0230 | 0.0398 | |||
| (0.62) | (0.67) | (1.20) | ||||
| DECENTRAL*logTPA_EXP | 0.0040 | 0.0008 | 0.0070 | |||
| (0.19) | (0.06) | (0.45) | ||||
| TPA_Accessibility*logTPA_EXP | 0.0923** | 0.0735* | 0.0736** | 0.0678** | 0.0821*** | 0.0873*** |
| (2.44) | (1.85) | (2.27) | (2.11) | (2.74) | (2.81) | |
| IMR | −0.5477 | −0.3503 | 0.1844 | 0.1824 | 0.1754 | 0.1058 |
| (−1.40) | (−1.13) | (1.25) | (0.91) | (0.87) | (0.51) | |
| Constant | 28.6052* | 21.7370 | 2.0723 | 1.2453 | 1.0374 | 0.7843 |
| (1.88) | (1.39) | (1.35) | (0.78) | (0.84) | (0.64) | |
| Control variables | Y | Y | Y | Y | Y | Y |
| Industry dummies | Y | Y | Y | Y | Y | Y |
| Year dummies | Y | Y | Y | Y | Y | Y |
| Pseudo R2 | 0.1337 | 0.1636 | 0.1234 | 0.1586 | 0.1277 | 0.1653 |
| N | 303 | 303 | 395 | 395 | 395 | 395 |
| Dependent variable: | ||||||
|---|---|---|---|---|---|---|
| TPA_Accessibility = | TPA_Accessibility = | TPA_Accessibility = | ||||
| 0.1493*** | 0.2319*** | 0.1256*** | 0.2016*** | 0.1157*** | 0.1774*** | |
| (6.95) | (5.36) | (7.54) | (5.98) | (7.13) | (5.39) | |
| −0.1291*** | −0.1250*** | −0.1142*** | ||||
| (−3.04) | (−3.88) | (−3.59) | ||||
| −0.0934* | −0.0784* | −0.1039** | ||||
| (−1.89) | (−1.90) | (−2.45) | ||||
| 0.0265 | 0.0230 | 0.0398 | ||||
| (0.62) | (0.67) | (1.20) | ||||
| 0.0040 | 0.0008 | 0.0070 | ||||
| (0.19) | (0.06) | (0.45) | ||||
| 0.0923** | 0.0735* | 0.0736** | 0.0678** | 0.0821*** | 0.0873*** | |
| (2.44) | (1.85) | (2.27) | (2.11) | (2.74) | (2.81) | |
| −0.5477 | −0.3503 | 0.1844 | 0.1824 | 0.1754 | 0.1058 | |
| (−1.40) | (−1.13) | (1.25) | (0.91) | (0.87) | (0.51) | |
| 28.6052* | 21.7370 | 2.0723 | 1.2453 | 1.0374 | 0.7843 | |
| (1.88) | (1.39) | (1.35) | (0.78) | (0.84) | (0.64) | |
| Control variables | Y | Y | Y | Y | Y | Y |
| Industry dummies | Y | Y | Y | Y | Y | Y |
| Year dummies | Y | Y | Y | Y | Y | Y |
| Pseudo | 0.1337 | 0.1636 | 0.1234 | 0.1586 | 0.1277 | 0.1653 |
| 303 | 303 | 395 | 395 | 395 | 395 | |
Note(s): This table presents the second-stage estimation results of the two-stage Heckman selection model (Eq. (2)) after controlling for the difficulty of ID-TPA projects, proxied by the accessibility of these projects’ location. The dependent variable is NPOP, the number of people lifted out of poverty by a company in the current year. The difficulty of ID-TPA projects is proxied by ROADACC (percentage of rural households with access to public roads in a province), KMS (natural log of the number of kilometers of roadways in a province) and RAIL_KMS (natural log of the number of kilometers of railways in a province), respectively. Numbers reported in parentheses are t-statistics. ***/**/*: significant at the 1%/5%/10% level (two-tailed), respectively. Please refer to Appendix 2 for variable definitions
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