… is from page 614 of Deirdre McCloskey’s new paper “Globalization, Long May It Reign,” which is a chapter in the collection Free Trade in the Twenty-First Century (edited by Max Rangeley & Daniel Hannan, 2025):
The ethical case for globalization is not simply that it enriches us all, though it does. It’s also that permitting arbitrage is an implication of allowing you to buy and sell with anyone you wish. It’s elementary liberty. And liberty is liberty is liberty. The liberty to trade is a piece with the liberty to speak and read and vote and live and love.