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2004 and 2011. Data Envelopment Analysis (DEA) and Stochastic Frontier Analysis (SFA) are used to estimate the efficiency …
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We propose a first order bias correction term for the Gini index to reduce the bias due to grouping. The first order correction term is obtained from studying the estimator of the Gini index within a measurement error framework. In addition, it reveals an intuitive formula for the remaining...
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