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| Volume 1,
No. 1,
April
2002 |
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Categorical
Variables in DEA |
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| Finn
R. Førsund |
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| Department
of Economics, University of Oslo, Norway |
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| Abstract |
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| The
standard DEA model can be applied to a mix of categorical and
continuous variables by entering all combinations of them as
different types of inputs and/or outputs. Theoretical implications
for the nature of feasible peers are investigated.
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Key words:
categorical variable; DEA; efficiency; linear programming; peer
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| JEL
classification:
C61; D24 |
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