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data envelopment analysis

Efficiency of provincial public healthcare in South Africa

Victor Ngobeni, Marthinus C. Breitenbach and Goodness C. Aye
Background Forty-nine million people or 83 per cent of the entire population of 59 million rely on the public healthcare system in South Africa. Coupled with a shortage of medical professionals, high migration, inequality and unemployment; healthcare provision is under extreme pressure. Due to...
Feb 2020
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Efficiency of South African water utilities: a double bootstrap DEA analysis

Celiwe Samkange, Jugal Mahabir and Johane Dikgang
Although the efficiency of the water sector has been studied extensively utilising data envelopment analysis (DEA), the literature tends to use the conventional DEA model to compute efficiency scores. However, conventional DEA input/output data may contain random errors, which may result in...
Sep 2019
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Decomposition of the Technical Efficiency: Pure Technical and Scale Efficiency of the Financial System

Sanderson Abel and Alex Bara
The study investigated the technical efficiency of the commercial banks in Zimbabwe during the period 2009-2015. The study entailed the decomposition of the technical efficiency into pure technical and scale efficiency to understand the sources of the technical inefficiency of the commercial banks...
Jun 2017
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An Evaluation of the Cost and Revenue Efficiency of the Banking Sector in Zimbabwe

Sanderson Abel and Pierre Le Roux
The study was meant to evaluate the cost and revenue efficiency of the Zimbabwean banking sector during the period 2009-2014. The study employed the Data Envelopment Analysis and the Tobit Regression methods. The estimation of cost and revenue efficiency shows that revenue and cost efficiency...
Aug 2016
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Technical and Scale Efficiency of Tanzanian Saving and Credit Cooperatives

Nyankomo Marwa and Meshach Aziakpono
In measuring technical and scale efficiency of Tanzanian Saving and Credit Cooperatives we used a sample of 103 audited financial statements during 2011. Data envelopment analysis was employed to explore the efficiency scores. The results show that average scores are 42%, 52% and 76% for technical...
Mar 2015
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The Impact of the Global Financial Crisis on Efficiency and Productivity of the Banking System in South Africa

Andrew Maredza and Sylvanus Ikhide
South Africa‘s financial sector is believed to have weathered the contagion and catastrophic effects of the 2008 world wide financial crisis partly on account of a sound regulatory framework and solid macroeconomic policies. In this paper, we seek to measure efficiency and productivity changes...
Jan 2013
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