Fernández Sáinz, Ana; Rodríguez Poo, Juan Manuel - In: Revista de métodos cuantitativos para la economía y … 10 (2010), pp. 99-120
In this paper we analyze empirically different specifications of a sample selection model. We are interested in how the estimates vary across alternative assumptions concerning the joint conditional distribution of the sample selection equation errors, such us the specification of error...