My review of the superb and extremely thought provoking: Richard Baldwin (2016): The Great Convergence: Information Technology and the New Globalization https://amzn.to/2sIcr6C. Reviewed for Nature https:nature.com: The iron-hulled oceangoing steamships and submarine telegraph cables of the second half of the 19th century set off a first wave of economic globalization. The intercontinental transport of both staple commodities and people became extraordinarily cheap. The container of the second half of the 20th century made the transport of everything non-spoilable—and some things spoilable—essentially free. It set off a second wave of economic globalization.