Homogeneity, Returns to Scale and (Log)Concavity

5 Pages Posted: 30 Jul 2020

See all articles by Per Hjertstrand

Per Hjertstrand

Research Institute of Industrial Economics (IFN)

Date Written: March 30, 2020

Abstract

This brief note shows that if a production function, f, is quasiconcave, increasing and homogeneous, then f is concave if it displays nonincreasing returns to scale, and f is logconcave if it displays increasing returns to scale.

Keywords: Homogeneity, Returns to scale, Rho-concavity

JEL Classification: D21

Suggested Citation

Hjertstrand, Per, Homogeneity, Returns to Scale and (Log)Concavity (March 30, 2020). IFN Working Paper No. 1328, Available at SSRN: https://ssrn.com/abstract=3643322 or http://dx.doi.org/10.2139/ssrn.3643322

Per Hjertstrand (Contact Author)

Research Institute of Industrial Economics (IFN) ( email )

Box 55665
Grevgatan 34, 2nd floor
Stockholm, SE-102 15
Sweden

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