The Black-Litterman (BL) model has been proposed as an alternative to Markowitz's average-variance model for the structuring of financial asset portfolios, allowing the incorporation of perspectives of fundamental analysts and guaranteeing a high degree of diversification. This model is applied...

Spanish Abstract:El modelo de Black-Litterman (BL) ha sido propuesto como alternativa al de media-varianza de Markowitz para la estructuración de portafolios de activos financieros, permitiendo incorporar perspectivas de analistas fundamentales y garantizando un alto grado de diversificación....

The Black-Litterman (BL) model has been proposed as an alternative to Markowitz's average-variance model for the structuring of financial asset portfolios, allowing the incorporation of perspectives of fundamental analysts and guaranteeing a high degree of diversification. This model is applied...

English Abstract: This study investigates the informational role of thin options markets, specifically the Spanish options market. Firstly, we examine the effect of options markets by analysing stock market reaction to earnings news, conditional on the availability of options markets. Secondly,...

English Abstract: This study investigates the informational role of thin options markets, specifically the Spanish options market. Firstly, we examine the effect of options markets by analysing stock market reaction to earnings news, conditional on the availability of options markets. Secondly,...

In this research we investigate whether quarterly earnings announcements are informative using awide sample of firms listed in the Spanish Stock Market (SIBE). We study the period comprised between thethird quarterly of 2002 and the fourth quarterly of 2003. We analyse whether abnormal returns...