Portugal is faced with important challenges concerning the definition of policies to achieve energy and environmental targets, taking also into account the economic and social issues. A multi-sectoral economy–energy–environment model has been developed to perform a prospective analysis of...

Tourism is a growing industry in the Autonomous Region of the Azores. However, little is known about how tourists evaluate this destination, something which certainly constitutes a shortcoming if one takes into consideration that this is a very competitive industry, with new destinations...

This paper concentrates on the application of various time series methods in order to forecast the monthly overnights in Azorean hotels. The aim is to find out the degree to which the forecast of overnights segmented by country of origin, presents smaller errors when compared with the forecast...

In this paper, the optimal timing for investing in high speed rail projects under uncertainty in relation to the utility provided to railway users was investigated. To accomplish this, a continuous time real options analysis framework using a stochastic demand model was developed to determine...

After 2010, refugees through the World peaked at the highest level since WW II. Most of this increment was realized between 2011 and 2015 years in the effect of the Syrian conflict and the Arabic spring, and refugee problem that is an important problem for the world emerged. This problem was...