The aim of this paper is to analyse the efficiency of the travel agencies operatingin Spain, and to examine the determining factors of such efficiency, in terms of verticalintegration, market concentration, size and performance. The methodology employed is based on different techniques for the...

The purpose of this paper consists in analyzing the impact of obtaining a quality certification (ISO 9000) on firms¿ market value, and to examine its influence on volatility. The sample used contains all the firms that, while trading in the Spanish stock market, have ever obtained a quality...

This article assumes that the decision to go on holiday and the length of stay are nested and non-independent, thus the objective of this study is to propose a two-stage choice process: going on holiday and length of stay. To do this, we rely on the random-parameter logit model, which accounts...

In the advent of Customer Relationship Management, a more accurate profile of the consumer is needed. The objective of this paper is to show the usefulness of knowing consumer¿s complete utility function through his/her marginal utilities. This approach allows one to form groups of individuals...