Questions and Answers
What does the variable $\lambda$ represent in the context of DEA optimization problem?
The input excesses and output shortfalls
In the CCR envelopment form, what does the variable $s_{i,r}^-$ represent in the output-oriented analysis?
Difference between actual and ideal output
What is the purpose of using the two-step procedure to identify technical and mix inefficiencies in DEA optimization?
To separate the technical inefficiency from mix inefficiency
What information is not explicitly provided by the CCR formulations in envelopment form?
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What do CCR models in multiplier form provide?
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In DEA analysis, what do the duals of multiplier formulations help us understand?
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What is the purpose of the BCC model in envelopment form?
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How can CCR and BCC radial models be extended to perform non-oriented analyses?
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In the Charnes & Cooper Transformation, what does the variable '𝑢' represent?
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What is the objective of the Input-oriented Analysis in the CCR Models?
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According to Charnes, Cooper, and Rhodes (1978), what can be learned from the duals of the multiplier formulations?
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What is the significance of the weights 𝑣 and 𝑢 in the CCR multiplier formulations?
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