What is the appropriate level of aggregation for productivity indices?

Conradie, B, Piesse, J and Thirtle, C (2009), What is the appropriate level of aggregation for productivity indices? Comparing district, regional and national measures, Agrekon, Vol 48, No 1, March.   Abstract This paper examines the appropriate level of aggregation for the construction of total factor productivity (TFP) indices. The dataset covers the magisterial districts…

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