Piketty goes over the numbers in his book Capital and Ideology in several chapters: * https://en.wikipedia.org/wiki/Capital_and_Ideology https://en.wikipedia.o

Piketty goes over the numbers in his book Capital and Ideology in several chapters: * https://en.wikipedia.org/wiki/Capital_and_Ideology https://en.wikipedia.org/wiki/Capital_and_Ideology (His earlier Capital in the Twenty-First Century is more well-known.)