PRODUCTIVITY DOES NOT CREATE MORE LEISUREPerhaps the clearest evidence that higher productivity will not lead to more leisure is historical: In the past, it hasn’t.Though productivity improved dramatically from 1900 to 2005, average leisure time in the US increased by less than one hour per day for younger and older workers, while declining slightly in the middle age bracket. Though real wages and living standards increased significantly, leisure time did not.Of course, it is possible for people to experience high weekly levels of leisure. History provides many examples of leisure classes in pre-industrial societies, from the aristocrats of Han Dynasty China to...