In global world, the environment has become a scarce resource. Since economics is about how to deal with scarce resources, environment and economics are interrelated with each other. On the other hand it is also clear that economics which creates both positive and negative externalities, affects...

We address a problem of inventory management of spare parts in the context of a large energy company, producer of oil and gas. Spare parts are critical for assuring operational conditions in offshore platforms. About 200,000 different items are held in several inventory plants. The inventory...

In the Nordic day-ahead electricity market zonal pricing or market splitting is used for relieving congestion between a predetermined set of bidding areas. This congestion management method represents an aggregation of individual connection points into bidding areas, and flows from the actual...

This paper investigates the causal relationship between environmental quality, GDP and trade for MENA region countries by using panel unit root tests and panel cointegration analysis for the period 1970-2011. The results show a strong causality from GDP and trade to environmental quality in...

In this paper we study the effect of intra-industry trade in an environmental-quality differentiated good on the pollution level in a two-country framework when there are strategic interactions between the firms in the two countries. The pro-competitive effect of intra-industry trade expands the...

In this paper I try to analyse the impact of environmental policies in the presence of eco-labelling on the wage level and production levels. For this I start with a general equilibrium framework where a country produces two traded goods using labour and capital, one of which pollutes when...

The objective of the paper is to provide an estimative of the impacts that changes in international prices of agricultural commodities will have on income distribution and poverty in Brazil. To do so, a Social Accounting Matrix is constructed and applied, using a Leontief- Miyazawa type model...

The main goal of this paper is to analyze the level of development in the Agribusiness of the Brazilian region South for the years of 1985, 1990 and 1995; using inter-regional input-output analysis. The results obtained show: how the Agribusiness is structured inside the regions; and how the trade...

This empirical study investigates the impact on net state in-migration over the 2000-2003 period of a variety of economic and non-economic factors and thereby serves as a robustness test of previous studies. The empirical estimates indicate that the net state in-migration rate was an increasing...

A thorough review of twelve recent studies of production costs from different power generating technologies was conducted and a wide range in cost estimates was found. The reviewed studies show differences in their methodologies and assumptions, making the stated cost figures not directly...