Sample sizes | Normal Exogenous Variables | Uniform Exogenous Variables | ||
Exact | Over | Exact | Over | |
10 | OLS | OLS | OLS | 2SLS |
20 | OLS | 2SLS | OLS | 2SLS |
30 | OLS | 2SLS | OLS | 2SLS |
50 | OLS | 2SLS\3SLS | OLS | 2SLS |
100 | 2SLS | FIML | OLS | 2SLS |
250 | 2SLS | FIML | OLS | 2SLS |
500 | 2SLS | FIML | 2SLS\OLS | FIML\2SLS\3SLS |