The main objective of equity investors is the capitalized value of future benefits. In thisregard, most of the time, these investors prefer to build portfolios of financial instruments. Thisrequires the creation and permanent adaptation to the demands of the modern economy of modelsdesigned to...

The classical capital asset pricing model postulates a linear relationship between stock returns and stock risks. However, a number of subsequent empirical studies have revealed some anomalies in this relationship, especially for firms with small size and high book-to-market values. A possible...

The risks associated with current and prospective costs of different energy technologies are crucial in assessing the efficiency of the energy mix. However, energy policy typically relies on the evolution of average costs, neglecting the covariances in the costs of the different energy...

Considering as starting point the theory developed by H. Markowitz in the years '50, J. Treynor (1962), W. Sharpe (1964), J. Lintner (1965) and J. Moshin (1966) have elaborated the famous model for evaluating the financial assets, CAPM. This model is utilized in order to set up the expected...

Bhardwaj and Brooks (1993) and Kim and Burnie (2002) look at the size effect during expansion and recession but come to different conclusions. While Bhardwaj and Brooks report reversal of size effects, Kim and Burnie show that the size effect is strong during economic expansion. A possible...

RESUMEN La creación de fondos de inversión inmobiliaria en Colombia ha abierto posibilidades de diversificación de portafolio a agentes que deseen invertir en el sector inmobiliario sin tener que comprar y administrar finca raíz de forma directa. El comportamiento de estos fondos ha mostrado...

A procedure is proposed for examining different aspects of performance for judgemental directional probability predictions of exchange rate movements. In particular, a range of new predictive performance measures is identified to highlight specific expressions of strengths and weaknesses in...

An experiment is reported which compares directional forecasting performance of experts, novices and simple statistical models over three time horizons on a task involving probabilistic forecasts of exchange rate movements. Probability-judgement accuracy analyses illustrated no clear overall...

Research has suggested that outcome feedback is less effective than other forms of feedback in promoting learning by users of decision support systems. However, if circumstances can be identified where the effectiveness of outcome feedback can be improved, this offers considerable advantages,...