New York Times: It's hard to imagine now, but humanity made do with little or no economic growth for thousands of years. In Byzantium and Egypt, income per capita at the end of the first millennium was lower than at the dawn of the Christian Era. Much of Europe experienced no growth at all in the 500 years that preceded the Industrial Revolution. In India, real incomes per person shrank continuously from the early 17th through the late 19th century.
As world leaders gather in Paris to hash out an agreement to...