“Life is better now than at almost any time in history,” he wrote. “More people are richer and fewer people live in dire poverty. Lives are longer and parents no longer routinely watch a quarter of their children die.”
Across its 370 pages, Mr. Deaton sought to explain why the world is a better place than it used to be, with substantial increases in wealth, health and longevity, but also why there are vast inequalities between and within nations.
He concluded that international aid had little to do with that progress, and suggested that free trade and new incentives for drug companies would make a larger contribution in the future.