Also published as Working Paper DFAEII 2003-03

[EN] We analyse in this paper whether it should be the government of each country that decides whether to privatise a publicly-owned firm (non integration) or whether a supra-national authority should decide whether publicly-owned companies in the different countries should be privatised...

The purpose of this paper is twofold: First, to present an approach and a solution for analyzing the stability of coalition structures: We define a coalitional system (a set and a binary relation on that set) that explains the transitions between coalition structures and we propose to solve...

[EN] The valuation of development opportunity of a fishery is made particularly difficult by the high degree of uncertainty attaching to the price of the fishing resource. The net-present-value and other discounted cash-flows cannot properly capture the management s flexibility, thus they may...

[ES] Este trabajo evalúa la política tributaria vigente en Chile desde la perspectiva del criterio de Igualdad de Oportunidades. Bajo este criterio es deseable actuar para compensar a las personas por las circunstancias en las que nacen, pero es necesario permitir las diferencias originadas...

In the analysis of longitudinal data it is of main interest to investigate the existence of group and individual effects under correlated observations across time. In this paper, we develop a nonparametric two-step procedure that enables us to estimate group effects under a very general form of...

The restructuring of the Spanish oil industry produced a highly concentrated oligopoly in the retail gasoline market. In June 1990 the Spanish government introduced a system of ceiling price regulation in order to ensure that "liberalization" was accompanied by adequate consumer protection. This...

El objetivo del presente trabajo es la obtención de la variable latente Satisfacción Global del Consumidor (SGC), a partir de 25 indicadores proporcionados por la revista Autopista para 130 modelos de coches. La metodología empleada es la modelización mediante Sistemas de Ecuaciones...

[EN] This paper considers the estimation of the effect of vocational education on the probability of employment using Spanish data from the linked Active Population Survey (EPA) since 1992 to 1997. After allowing for possible sample-selection bias and heteroskedasticity in estimation, only...

We present an algorithmic approach for solving two-stage stochastic mixed 0-1 problems. The first stage constraints of the Deterministic Equivalent Model have 0--1 variables and continuous variables. The approach uses the Twin Node Family (TNF) concept within the algorithmic framework so-called...