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Improving agricultural economic efficiency in Brazil. In this article, we use Brazilian census data (1995/1996 and 2006) to model agricultural production at the state level in Brazil. Cost-efficiency measurements are computed using data envelopment analy... ... Repositório: BDPA Ano de publicação: 2015
Efficiency of calf production of cows from two genetic groups. The objective was to evaluate the effect of weight, age and production efficiency of cows from genetic groups based on the calf weight at calving and at weaning. For a period of five years, data of 12... ... Repositório: BDPA Ano de publicação: 2014
Potential improvement of agricultural output for major producers based on DEA efficiency measurements. In this article we perform production efficiency analysis for the 40 countries with largest value added by agricultural sector in 2005. Under the assumption of a nonparametric frontier and production... ... Repositório: BDPA Ano de publicação: 2011
A parametric approach for evaluating the technical efficiency of the brazilian agricultural sector. In this study we assessed the technical efficiency of the 27 Brazilian states in the years 1995/96 and 2006. The data on land and labor were otained from the agricultural census of the two considered... ... Repositório: BDPA Ano de publicação: 2009
An efficiency approach for analyzing the major agricultural economies. Repositório: BDPA Ano de publicação: 2009
A nonpaprametric approach to evaluate the impact of contextual variables on the agricultural research efficiency in Brazil. In this paper we measure technical efficiency for each of Embrapa (Brazilian Agricultural Research Corporation) research centers. We model DEA efficiency as a function of contextual variables: revenue... ... Repositório: BDPA Ano de publicação: 2011
Eco-efficiency of brazilian agriculture. Eco-efficiency is defined as the relationship between the production value of a firm, industry, agricultural production system, municipality, state or country and the environmental impact of the input... ... Repositório: BDPA Ano de publicação: 2021
Efficiency and sustainability assessment for a group of farmers in the Brazilian Amazon. The aim of this paper is to use DEA models to evaluate sustainability in agriculture. Several variables are taken into account and the resulting efficiency is measured by comparison. The performance o... ... Repositório: BDPA Ano de publicação: 2009
Using stochastic frontier approach to assess technical efficiency in Brazilian agriculture. The objective of this study was to determine the technical efficiency of agriculture and livestock production of the 27 Brazilian states. Since there are regional variations regarding the way the agri... ... Repositório: BDPA Ano de publicação: 2009
Economic efficiency of Embrapa's research centers and the influence of contextual variables. In this paper we measure, with a DEA BCC model, the economic efficiency of Embrapa's (Brazilian Agricultural Research Corporation) research centers. We model the DEA economic efficiency as a linear fu... ... Repositório: BDPA Ano de publicação: 2007

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