![Supplement. Proceedings of a Symposium on Productivity Concepts and Measurement Problems: Welfare, Quality and Productivity in the Service Industries || Comment on E. Mellander, "An Indirect Approach to Measuring Productivity in Private Services"]()
Supplement. Proceedings of a Symposium on Productivity Concepts and Measurement Problems: Welfare, Quality and Productivity in the Service Industries || Comment on E. Mellander, "An Indirect Approach to Measuring Productivity in Private Services"Fabio Schiantarelli · The Scandinavian Journal of Economics · 1992