This paper introduces a new methodology in order to construct Minimal Spanning Trees (MST) and Hierarchical Trees (HT) using the information provided by more than one variable. In fact, the Symbolic Time Series Analysis (STSA) approach is applied to the Dow Jones companies using information not...

Routinely, practitioners and academics alike propose the use of trading strategies with an alleged improvement on the risk-return relation, typically entailing a considerably higher return for the given level of risk. A very popular example is "A quantitative approach to tactical asset...

The evolution of the daily informational efficiency is measured for different stock market indices (Japanese, Malaysian, Russian, Mexican, and the US markets) by using the local entropy and the symbolic time series analysis. There is some evidence that for different stock markets, the...

Purpose – This paper aims provides an empirical analysis of the development of the internationalisation process in the Spanish hotel industry, which has experienced major changes during the past decade. The degree of internationalisation between 2000 and 2010 is used as a proxy variable with...