A Choice Modeling (CM) study was chosen to assess specific management actions related to bird-watching on the Portuguese island of Terceira in the Azores. The usual willingness-to-pay measure was replaced by the willingness-to-stay (WTS) longer on the island for bird-watching, given changes in...

Unemployment and migration are known effects of financial and economic crisis. This paper tries to understand the spatial patterns of those effects in a city and its surroundings considering the direct and induced impacts, the migration flows between the city, the surroundings and the outside...

São Tomé e Príncipe is a small insular country located in the Gulf of Guinea, populated by 160000 persons, living in 1000 square kilometers of a rainforest environment. The GDP pc is 1200 US$ per year, 50% of the economy is based in auto-consumption and the main...

The aim of this paper is to analyze the impacts of electric mobility in the transportation patterns using a spatial interaction model, with alternative transportation modes and implicit accessibility networks. Beyond the introduction, the paper is divided into three parts: a) In the first part...

The optimization of the location of public services in the villages and neighborhoods in the city of Huambo in Angola results in a hierarchical system of central places that can be calibrated to give different hierarchies according to the accessibility level. This result is achieved for 300...

The hypothesis that inward and outward FDI positions of a country are related to the level and structure of economic development in relation to other economies, was first showed by Dunning (1979. The IDP suggests that countries tend to pass through five main development stages and that these...

Accross river basins water can have different types of values according not only to its production costs but also due to changes in the willingness to pay across the territory. The generalized view that integrated water management must be made through a centralised mechanism does not consider...

Science is driven by research funds, research funds are associated with decision making, and decision making is attached to valuation. Therefore every scientific paradigm tend to devise its own valuation system. Ecconomists prefer cost benefit analysis where everything can be translated into...

Huambo province in Angola has been detached from the outside world since the begining of the nineties. First due to the civil war in Angola and from then on due to the degradation of the roads and destruction of the railways. Furthermore there is the lack of integration of the province itself...