Borderless Economics: Chinese Sea Turtles, Indian Fridges and the New Fruits of Global Capitalism

An editor for The Economist looks at how international diasporas are accelerating and diversifying the flow of ideas, technology, and wealth, improving lives across the globe.

A century ago, migrants often crossed an ocean and never saw their homelands again. Today, they call—or Skype—home the moment their flight has landed, and that's just the beginning. Thanks to cheap travel and easy communication, immigrants everywhere stay in intimate contact with their native countries, creating power...