J. Bradford DeLong

"Before 1870, humanity lived in dire poverty, with a slow crawl of invention offset by a growing population. Then came a great shift: invention sprinted forward, doubling our technological capabilities each generation and utterly transforming the economy again and again. Our ancestors would have presumed we would have used such powers to build utopia. But it was not so. When 1870-2010 ended, the world instead saw global warming; economic depression,...