We discuss how to test consistently the specification of an ordereddiscrete choice model. Two approaches are considered: tests based onconditional moment restrictions and tests based on comparisons betweenparametric and nonparametric estimations. Following these approaches,various statistics are...

This work presents a theoretical framework to study if the motive for money-transfers within families is altruism or exchange. We propose models which explicitly incorporate transfers on education as an additional family transfer. Our models allows us to discriminate between the two possible...

This paper investigates the determinants of Spanish vertical intra-industrytrade with a large sample of countries. We empirically test the comparative advantageexplanation. For this aim, we build physical, human and technologicalcapital stocks. On average, when using OLS techniques, differences...