Angus Deaton is doing some rethinking. Specifically, the 78-year-old Nobel Memorial Prize-winning economist is re-examining his views on major topics like unions, immigration, and global trade. It's a big statement from someone who's spent over 50 years studying inequality, welfare, poverty, and "deaths of despair," and it comes as he sees economics in disarray. His most recent book, "Economics in America: An Immigrant Economist Explores the Land of Inequality," came out in 2023 — it catalogs, among other topics, the role of economists in the US and tackles some of the problems he's identified. When I asked Deaton what prompted...