The elasticity of factor substitution between capital and labor is a crucial parameter in many economic fields. However, despite extensive research, there is no agreement on its value. Utilizing 738 estimates from 41 studies published between 1961 and 2016, this paper provides the first...

This paper is about “Capital in the Twenty-first Century” by Thomas Piketty. It identifies his central macroeconomic claims and examines them, arguing that the contentions are theoretically and empirically unwarranted.