Quote Origin: Teach a Parrot to Say ‘Supply and Demand’ and You Have an Economist

Thomas Carlyle? Irving Fisher? Joseph Schumpeter? Anonymous? Question for Quote Investigator: There is a humorous saying about parrots and economists that is often attributed to the philosopher and satirist Thomas Carlyle. Sometimes the joke is simply ascribed to Anonymous. Here are three versions: 1: Teach a parrot the terms ‘supply and demand’ and you’ve got …