Traditional econometric analysis concentrate on classical methods which are far from suitable handling actual economic problems. Modern econometric analysis tries to develop new approaches from an economic perspective. As a consequence, there is less of a unified econometric theory than in...

This essay reviews progress in empirical economics since Leamer's (1983) critique. Leamer highlighted the benefits of sensitivity analysis, a procedure in which researchers show how their results change with changes in specification or functional form. Sensitivity analysis has had a salutary but...