In this paper, we perform an extensive Monte Carlo study of the finite sample properties of different estimators for panel data sample selection models. The estimators investigated are various two-step estimators and maximum likelihood estimators with simultaneous equations for the samle...

We extend the benchmark model of Aghion and Blanchard (1994) assuming two segments of the emerging private sector that differ in workers’ productivity. We look at the paths of employment, wages, taxes, labor costs and profits during and after the transition, up until the shock is fully...