Table 3 Estimated results of the ESR model.
From: Impacts of internet access and use on grain productivity: evidence from Central China
(1) | (2) | (3) | (4) | (5) | (6) | |
|---|---|---|---|---|---|---|
Internet access | TE | TE | Internet use | TE | TE | |
Variables | Internet access =1 | Internet access =0 | Internet use=1 | Internet use=0 | ||
Age | −0.048*** | 0.005*** | <0.000 | −0.040*** | 0.005*** | 0.001 |
(0.005) | (0.001) | (0.002) | (0.006) | (0.001) | (0.001) | |
Household size | 0.076*** | −0.005* | 0.002 | −0.019 | 0.002 | 0.004* |
(0.022) | (0.003) | (0.004) | (0.025) | (0.005) | (0.002) | |
Health | 0.009 | 0.006 | 0.020*** | 0.130*** | −0.016* | 0.014*** |
(0.041) | (0.005) | (0.007) | (0.049) | (0.009) | (0.004) | |
Village cadres | 0.191* | −0.006 | 0.011 | 0.281** | −0.019 | 0.008 |
(0.100) | (0.012) | (0.019) | (0.110) | (0.020) | (0.011) | |
Education | 0.298*** | −0.024*** | 0.001 | 0.325*** | −0.057*** | 0.004 |
(0.068) | (0.007) | (0.016) | (0.071) | (0.013) | (0.008) | |
Number of land parcels | −0.004 | <0.001 | −0.002 | 0.009 | −0.002 | <0.000 |
(0.006) | (0.001) | (0.001) | (0.007) | (0.001) | (0.001) | |
Proportion of grain crops | −0.220 | 0.042* | 0.048 | −0.376* | 0.098*** | 0.041** |
(0.182) | (0.021) | (0.033) | (0.204) | (0.037) | (0.020) | |
Irrigation | −0.066 | 0.005 | 0.010 | −0.132 | 0.026 | 0.002 |
(0.087) | (0.010) | (0.015) | (0.100) | (0.018) | (0.009) | |
Bus access | −0.136 | 0.027*** | 0.068*** | −0.046 | 0.039** | 0.047*** |
(0.087) | (0.010) | (0.015) | (0.097) | (0.017) | (0.009) | |
Preference for ICT products | 0.266*** | |||||
(0.095) | ||||||
Years of using the Internet | 0.046*** | |||||
(0.012) | ||||||
Province | Yes | Yes | Yes | Yes | Yes | Yes |
Observations | 855 | 586 | 269 | 855 | 234 | 621 |
Constant | 2.760*** | 0.553*** | 0.640*** | 1.051** | 0.718*** | 0.590*** |
(0.386) | (0.044) | (0.142) | (0.432) | (0.076) | (0.050) | |
ρ1/ρ0 | −0.983*** | −0.115 | −0.982*** | −0.222 | ||
(0.008) | (0.401) | (0.008) | (0.192) | |||
LR test of Indep. Eqns. | 60.31*** | 47.05*** |
