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DEA, DFA and SFA : a comparison
Heshmati, Almas; Hjalmarsson, Lennart; Kumbhakar, Subal - 1995
Persistent link: https://www.econbiz.de/10000918492
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Productivity in Swedish electricity retail distribution
Hjalmarsson, Lennart - In: The Scandinavian journal of economics 94 (1992), pp. 193-205
Persistent link: https://www.econbiz.de/10001330331
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Efficiency of trucks in road construction and maintenance : an evaluation with data envelopment analysis
Hjalmarsson, Lennart; Odeck, James - 1994 - rev. draft
Persistent link: https://www.econbiz.de/10000894304
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Are all scales optimal in DEA? : Theory and empirical evidence
Førsund, Finn R. (contributor);  … - 2002 - [Elektronische Ressource]
Persistent link: https://www.econbiz.de/10001652695
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Are all scales optimal in DEA? : Theory and empirical evidence
Førsund, Finn R.; Hjalmarsson, Lennart - In: Journal of productivity analysis 21 (2004) 1, pp. 25-48
Persistent link: https://www.econbiz.de/10001935017
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Productivity in electricity generation in developing countries : an international camparison of East Asian power production
Førsund, Finn R.; Hjalmarsson, Lennart - In: Dinamica economica ed istituzioni : studi in onore di …, (pp. 99-111). 2005
Persistent link: https://www.econbiz.de/10003321371
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Calculation of scale elasticities in DEA models : direct and indirect approaches
Førsund, Finn R.; Hjalmarsson, Lennart; Krivonozhko, … - In: Journal of productivity analysis 28 (2007) 1/2, pp. 45-56
Persistent link: https://www.econbiz.de/10003616741