Este estudo teve por objetivo analisar a competitividade das exportações domelão do Rio Grande do Norte no cenário nacional, bem como sua participação eimportância para o comércio exterior brasileiro, no período de 1996 a 2005. Utilizou-seos indicadores de desempenho da competitividade...

Desde meados da década de 70, os mercados brasileiros de açúcar e álcool têm passado por importantes transformações que conduziram o país de volta à posição de líder mundial na produção de cana-de-açúcar. O objetivo deste trabalho é avaliar o papel de choques de oferta (área e...

O Rio Grande do Norte tem sido apontado desde a década de 1990 em vários estudos como um dos principais produtores e exportadores brasileiros de frutas frescas, no entanto, existe uma carência de estudos capazes de responder a questionamentos como: qual o desempenho competitivo do Rio Grande...

The goal of this study was to help guide development efforts of a current breedingprogram underway in Saskatoon, Saskatchewan, aimed at producing new cold tolerantcereal varieties. In order to maximize the impact of research dollars and efficiently meetthe needs of producers in the realm of...

In this study, the structure of the South African wheat market is analysed using economic theory and econometric modelling techniques. The developed model is used to make baseline projections regarding the supply and use of wheat in South Africa and to analyse the impacts of various policy...

This study examines strategies for hedging processing operations generally and uses soybean processing as a specific example. The approach assumes a mean-variance utility function but because of the focus on hedging, the analysis concentrates on risk minimization with risk defined as the...

Years of research have been dedicated to determining the best time for producers to sell their commodities. Researchers have developed basis models, market efficiency tests, hedging/risk models, price forecasting models, and many other models in an attempt to help producers. There is a vast...

California specialty crop growers are exposed to extreme price volatility, as well as considerable yield volatility caused by fluctuations in temperature, precipitation, and other specific weather events. Weather derivatives do provide a promising market-based solution to managing risks for...

A growing body of recent evidence suggests that premiums for financial options might be too high. For agricultural options, market participants often make similar claims, however there is very limited scientific literature to prove or disprove such claims. This research investigates the...

This paper advances Williams and Thompson (1984) by updating their work and by explicitly accounting for price and yield risk in the analysis of acreage response in Brazil for soybeans and by assessing model specification. Empirical equations were estimated using seemingly unrelated regression...