The behavior of agricultural commodity markets can arguably result in markedly asymmetricprice cycles, that is, downward cycles of substantially different length and breadth thanupward cycles. This study assesses whether asymmetric-cycle models can enhance the understandingof the dynamics and...

This article has been made according to my dissertation in which I present some opportunity of risk analysis and risk managementin the decision support of crop production.Plant production is one of the most hazardous agricultural enterprises. Among risk sources seasonal fluctuation of average...

A changing world of increasing complexity, fluctuating prices, high energy costs and limited data necessitate creative blending of economic theory and available empirical statistics to understand the welfare impacts in a specific market. In this paper, a programming approach is used in tandem...

Systemic weather risk is a major obstacle for the formation of private (nonsubsidized) crop insurance. This paper explores the possibility of spatial diversification of insurance by estimating the joint occurrence of unfavorable weather conditions in different locations. For that purpose copula...

A presente pesquisa propõe-se caracterizar a rede de suprimento no APL de uva demesa do Noroeste do estado de São Paulo, utilizando o modelo de rede de suprimento deSlack e Lewis (2008). O foco do estudo foram as empresas motrizes. Para tanto, foramidentificadas e caracterizadas as atividades...

ste artigo analisa a remuneração, a qualificação e características do emprego das pessoas ocupadas em empreendimentos cuja atividade principal é a cultura da cana-de-açúcar, a produção de açúcar e/ou a produção de álcool, no período de 2002 a 2006. Considera-se o conjunto de...

Michigan accounts for approximately 70 percent of the total number of tart cherry processing firms in the U.S. Changes in preferences of consumers and increasing participation of global competitors are driving down demand for traditional tart cherry products and imposing new pressures on the...

The study explores a long memory conditional volatility model on international grain markets, demonstrating importance of modeling both temporal effects of volatility and long memory process. This study adopts six different volatility models, nested in an ARMA(p,q)- FIGARCH(P,D,Q), to capture...

A tanulmány bemutatja a hazai gabona keresletében bekövetkezett vertikális és horizontális átrendeződést és annak hatásait. A kérdőíves megkeresés és a mélyinterjúkból született válaszokat felhasználva, klaszteranalízis segítségével lehetővé vált a felvásárlói...

Az Európai Unió a világ legnagyobb bortermelője, fogyasztója, exportőre. Ez az ágazat olyan különleges terméket tesz a fogyasztó asztalára, melynek előállítását sokan nem csupán mesterségnek, de művészetnek is tekintenek. Szorosan hozzátartozik Európa hagyományaihoz,...