References

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• 1981Panel Data and Unobservable Individual Effects2,317 cited
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• 1990Production frontiers with cross-sectional and time-series variation in efficiency levels1,153 cited
• 1995The Transformation of the U.S. Banking Industry: What a Long, Strange Trip It's Been625 cited
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• 1998Stochastic panel frontiers: A semiparametric approach101 cited
• 1982Chapter 12 Duality approaches to microeconomic theory