A close look at second stage data envelopment analysis using compound error models and the Tobit model

• Published in: Socio-economic planning sciences Vol. 65; pp. 111 - 126
• Main Authors: da Silva, Aline Veronese, Costa, Marcelo Azevedo, Lopes, Ana Lúcia Miranda, do Carmo, Gabriela Miranda
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.03.2019; Elsevier Science Ltd
• Subjects: Correlation analysis; Data envelopment analysis; Electricity; Environmental variables; Mathematical models; Power; Regression analysis; Second stage analysis; Statistical analysis; Stochastic frontier analysis; Tobit regression; Second stage analysis; Stochastic frontier analysis; Tobit regression; Environmental variables; Data envelopment analysis

In 2014 the Brazilian Electricity Regulator (ANEEL) evaluated the efficiency of power distribution utilities using Data Envelopment Analysis (DEA). Estimated efficiencies range from 22.46% to 100%. Although environmental information is available in the data set, corrected efficiencies were not inves...