This paper presents the results of an empirical exploration, with data from countries worldwide, of Sraffian, Marxian, and classical political economy. Income distribution, as associated with systems of prices of production, fails to describe many economies. Economies in most countries or...

This paper presents the results of an empirical exploration of data from countries worldwide. Income distribution, as associated with the system of prices of production, fails to describe many economies. Economies in most countries or regions lie near their wage-rate of profits frontier, when...