| Overall sample | State-owned | Private | East | Middle | West | Policy support | Non-central government policy support | Central government policy support & manufacturing | Central government policy support & service industry | Non-policy support & manufacturing | Non-central government policy support & service industry |
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | |
tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | tfp_op | |
ofdi | 0.092*** | 0.080*** | 0.052*** | 0.083** | 0.093* | 0.144** | 0.080*** | 0.073** | 0.058*** | 0.129*** | 0.047 | 0.142* |
| (6.22) | (3.39) | (2.62) | (2.50) | (1.69) | (2.37) | (4.72) | (2.56) | (3.16) | (2.67) | (1.60) | (1.78) |
size | −0.061*** | −0.016 | −0.069*** | −0.074*** | −0.097** | −0.020 | −0.076*** | 0.003 | −0.048*** | −0.125*** | 0.005 | −0.042 |
| (−7.89) | (−1.12) | (−7.07) | (−3.73) | (−2.33) | (−0.46) | (−8.67) | (0.16) | (−4.57) | (−6.15) | (0.25) | (−0.90) |
age | 0.058** | 0.048 | −0.035 | 0.055 | 0.130 | 0.181* | 0.082*** | −0.004 | 0.052 | 0.122 | 0.040 | −0.217 |
| (2.20) | (0.89) | (−0.92) | (0.95) | (1.37) | (1.67) | (2.74) | (−0.07) | (1.60) | (1.33) | (0.71) | (−1.25) |
lev | 0.577*** | 0.588*** | 0.557*** | 0.566*** | 0.481*** | 0.561*** | 0.584*** | 0.411*** | 0.586*** | 0.612*** | 0.330*** | 1.244*** |
| (14.07) | (8.05) | (10.64) | (5.28) | (2.78) | (2.81) | (12.21) | (4.71) | (11.35) | (4.07) | (3.71) | (4.57) |
roa | 0.393*** | 0.282*** | 0.516*** | 0.456*** | 0.234** | 0.443*** | 0.467*** | 0.592*** | 0.595*** | 0.201*** | 0.463*** | 0.628*** |
| (15.72) | (8.17) | (13.85) | (4.52) | (2.21) | (3.33) | (14.34) | (9.83) | (15.04) | (3.11) | (7.56) | (3.26) |
growth | 0.014*** | 0.015*** | 0.013*** | 0.014 | 0.007 | 0.016** | 0.032*** | 0.002 | 0.027*** | 0.094*** | −0.001 | 0.012 |
| (6.76) | (3.01) | (5.85) | (1.31) | (0.83) | (2.20) | (9.96) | (0.74) | (8.69) | (3.40) | (−0.16) | (1.38) |
export | 0.001 | −0.002 | 0.006*** | 0.002 | 0.003 | −0.004 | 0.002 | −0.000 | 0.004** | −0.005 | −0.001 | 0.007 |
| (0.71) | (−0.77) | (2.66) | (0.74) | (0.77) | (−0.67) | (0.90) | (−0.06) | (2.12) | (−0.97) | (−0.24) | (0.94) |
Constant term | 4.415*** | 3.621*** | 4.556*** | 4.636*** | 5.152*** | 3.355*** | 4.655*** | 3.457*** | 4.117*** | 5.325*** | 3.412*** | 4.265*** |
| (29.05) | (11.93) | (24.16) | (12.70) | (6.50) | (4.17) | (27.17) | (8.98) | (20.32) | (11.70) | (8.13) | (4.65) |
Year | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Enterprise | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Observations | 7578 | 2450 | 4509 | 5147 | 1137 | 959 | 5319 | 2259 | 4188 | 761 | 1505 | 533 |
R2 | 0.119 | 0.133 | 0.135 | 0.113 | 0.139 | 0.187 | 0.159 | 0.123 | 0.180 | 0.188 | 0.173 | 0.128 |
F | 41.220 | 15.494 | 26.869 | 7.917 | 4.280 | 5.878 | 39.412 | 11.310 | 36.308 | 6.077 | 11.501 | 2.445 |