Este artigo tem como objetivo a realização dos testes de hipóteses de convergênciaabsoluta, condicional e sigma convergência, das taxas de crescimento per capita daagropecuária dos Estados brasileiros, ao longo do período de 1980 a 2004. Esses modelosforam testados contemplando a...

Dramatic increases in concentration in the seed business, coupled with aggressive efforts to vertically integrate the agricultural sector and to institute contract-based production of commodities, have raised questions about the economic position of producers. Disparate positions of market power...

Farmers’ problems and co-ordination of agricultural activities cannot be solved simply by EU and/or government support, or by private market co-ordination institutions. Emerging producer groups and co-operatives seem vital in achieving bargaining power. Theoretically, and according to Western...

Agricultural policy makers aim to combinestrong economic performance with a sustainable use of naturalresources. An important step is to move from trying to definesustainability towards developing concrete tools for measuringand promoting achievements in sustainability. Hence,sustainability...

This study was intended to develop an understanding of producer preference for land-based carbon sequestration in agriculture. We conducted a mail survey to elicit producer choice to provide marketable carbon offsets by participating in different carbon credit programs characterized by varying...

Decision support systems (DSS) are usually based on computerised models of biophysical and economic systems. Despite early expectations that such models would inform and improve management, adoption rates have been low, and implementation of DSS is now ?critical? The reasons for this are unclear...

China has embarked on a major program to modernise agricultural and agribusiness structures with far reaching implications for rural development, international competitiveness / trade and food safety. There are, however, few studies that examine in detail how the modernisation program has...

Sclerotinia rot is a disease caused by the fungus Sclerotinina sclerotiorum which affects a wide range of crops and causes major yield and economic losses. Crop rotation is an important strategy for minimising losses. A dynamic programming (DP) model was developed to study the trade-offs between...