Negative Data in Data Envelopment Analysis (DEA)

This chapter develops a productivity analysis of the US pharmaceutical industry via Data Envelopment Analysis (DEA). This study concerns itself with 16 US pharmaceutical companies. The output variables are profit margin, operating margin, return on assets, and return on equity. The input variables are corporate workers and market capital. Since negative data appear in DEA, a directional distance approach was applied.

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Year of publication:	2022
Authors:	Lawrence, Kenneth D. ; Lawrence, Sheila M. ; Pai, Dinesh R.
Published in:	Applications of management science : Vol. 21. - Bingley, U.K. : Emerald Publishing Limited, ISBN 978-1-80071-553-0. - 2022, p. 49-53
Subject:	Data-Envelopment-Analyse \| Data envelopment analysis \| Theorie \| Theory

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Type of publication:	Article
Language:	English
Other identifiers:	10.1108/S0276-897620220000021005 [DOI]
Source:	ECONIS - Online Catalogue of the ZBW

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