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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... ... Repository: BDPA Publication year: 2011
Towards effective governance of information in a Brazilian Agricultural Research Organisation. There are three different uses of the term 'inoformation' in ordinary language: in the restricted sense, it means diverse types of material objects, such as data or documents ('information-as-thing');... ... Repository: BDPA Publication year: 2014
Probabilistic measures of efficiency and the influence of contextual variables in nonparametric production models: an application to agricultural research in Brazil. In a research institution it is important to identify which management practices have influence on production efficiency. In this paper we assess the statistical significance of contextual variables t... ... Repository: BDPA Publication year: 2010
Computing confidence intervals for output oriented DEA models: an application to agricultural research in Brazil. We define and model the research production at Embrapa, the major Brazilian institution responsable for applied agricultural research. The main theoretical framework is Data Envelopment Analysis - DEA... ... Repository: BDPA Publication year: 2009
Effects of education and investment in research in agricultural production in Brazil. We use census data (1996 and 2006) to model the agricultural production at state level in Brazil. Cost efficiency measurements are computed using data envelopment analysis and the response is assessed... ... Repository: BDPA Publication year: 2010
Scale of operation, allocative inefficiencies and separability of inputs and outputs in agricultural research. In this article we consider some properties of concern for research production at Embrapa. We apply statistical tests to address questions related to the scale of operation, the presence of allocative... ... Repository: BDPA Publication year: 2013

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