And, hardhearted though it may sound, most of the gains from trade and technology alike come from the way they redeploy investment and labour to activities that create more wealth.

• 而且，虽然听起来有些无情，但是多数获益于自由贸易和技术进步的人，都是把资本和劳动力转投到更加赚钱的业务中去的。