The aim of this paper consists of describing, analysing and modelling the dynamic of dailyprice series and its volatility in the Spanish Wholesale Electricity Market. The article describes themain characteristics of the sector after the deregulation process and the factors that establish...

Determining the degree of informational asymmetry is a major topic in the literature of modern microstructure. In this paper, we review and analyze the suitability of the models for estimating the probability of informed trading [Easley et al., 1996; Nyholm, 2002, 2003]. The empirical analysis is...

In a previous work, Forner and Marhuenda (2001) find that the contrarian strategy, thatis, the forming of a zero-investment portfolio that buys the stocks that have performed poorly inthe past (losers) and sells those that have performed well (winners), does not yield abnormallypositive returns...

The management of a life insurance portfolio or pension fund must take intoaccount the temporal evolution of its liabilities and its assets through some variables:the factors and returns. Their behaviour is analysed statistically and we deduce it to avector error correction model (VECM). Using...

This study puts forward a procedure for assessing the results of television advertising media plans. It innovates by requiring only information on audience figures for the television media, to determine the distribution of exposures generated by plans using multiple media vehicles and multiple...

This paper analyzes, using a binomial logit model, the factors that determine a students decision on a three or four year University career. The microeconomic model we consider includes the most important aspects of educational choices. The results show how social background, family earnings and...

This paper investigates the relationship between board of directors¿characteristics and firm value. We find a positive relationship between board ofdirectors¿ shareholdings and Tobin¿s Q. Endogenous treatment of these variables alsoreveals a positive relationship between Tobin¿s Q and board...

Un fenómeno observado en la práctica totalidad de las economías occidentales ha sido el distinto ritmo de avance, tanto de la productividad de trabajo como de la productividad total de los factores, en el sector servicios y en el de las manufacturas. El crecimiento más lento del primero se...