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productivity changes of units: a directional measure of cost malmquist index
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نویسنده
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tohidi g. ,tohidnia s.
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منبع
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پژوهش هاي نوين در رياضي - 2015 - دوره : 1 - شماره : 2 - صفحه:55 -66
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چکیده
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This study examines the productivity changes of decision making units in situation where input price vectors are varying between them and inputs are heterogeneous; that is a noncompetitive market. we present a directional measure of cost malmquist productivity index where incorporates the decision maker's preference over productivity change over time. a simple numerical example is designed to illustrate the new measure of the cost malmquist index.
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کلیدواژه
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data envelopment analysis ,directional measure ,profit efficiency ,productivity change ,cost malmquist index
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آدرس
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islamic azad university central tehran branch, department of mathematics, ایران, islamic azad university central tehran branch, department of mathematics, ایران
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Authors
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