Links for 04-29-16

• Anti-Globalization or Xenophobia? - Caroline Freund
• Impurity in the Pursuit of Salvation Is No Vice - Paul Krugman
• Obama's Economic Disappointment - Bloomberg View
• Kocherlakota on the want of U.S. government debt - MacroMania
• Why Digital Money Hasn’t Killed Cash - The New Yorker
• Conservatives against conservatism - Stumbling and Mumbling
• Why Is Productivity So Weak? Three Theories - The New York Times
• Millionaires Would Gain Trillions Under Trump and Cruz Tax Plans - CBPP
• Does the Social Safety Net Provide Enough Incentive to Work? - Ed Dolan
• The USA is not in a liquidity trap any more - Robert Waldmann
• Politicians and statistics - mainly macro
• Google's Market Power - NYTimes.com