This paper is a comment on a paper by Juo et al. in Omega 2015. It is shown that 1. their 'profit-Luenberger' productivity indicator is nothing but an empirical, profit-based Bennet quantity indicator, and 2. their 'price effect' is a residual incapable of serious interpretation.

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hdl.handle.net/1765/100800
Rotterdam School of Management (RSM), Erasmus University

Balk, B. (2017). Profit-Oriented Productivity Change: A Comment. Retrieved from http://hdl.handle.net/1765/100800