Table 12 The estimation results using the Heckman two-step method.
Variable | Livser | Infser | ||
---|---|---|---|---|
The first stage | The second stage | The first stage | The second stage | |
dig | Livser | dig | Infser | |
iv | 0.3237* (1.77) | 0.2416* (1.73) | ||
dig | 0.2558** (2.08) | 0.1182* (1.80) | ||
Control Variables | Yes | Yes | Yes | Yes |
Fixed Effects | Yes | Yes | Yes | Yes |
Time Effects | Yes | Yes | Yes | Yes |
F-test | 18.3*** | 18.5*** | ||
Identification Test | 2.96* | 3.02* | ||
Weak Instrument Test | 1079.1 (16.38) | 1063.5 (16.38) | ||
Hansen J | 0.000 | 0.000 | ||
Observations | 21,675 | 21,675 | ||
R-squared | 0.62 | 0.66 |