"e;The Instinct of Workmanship and the State of the Industrial Arts"e; is an 1899 treatise by Thorstein Veblen. Thorstein Bunde Veblen (1857 - 1929) was an Norwegian-American sociologist and economist most famous for his idea of 'conspicuous consumption. He theorised that humans do not rationally pursue value and utility-an idea that has become one of the cornerstones of modern behavioural economi...