Why words are the new numbers

Every day, we express ourselves in 500 million tweets and 64 billion WhatsApp messages. We perform more than 250 million searches on eBay. On Facebook, 864 million of us log in to post status updates, comment on news stories, and share videos.

Adam Smith's relevance for 1976

Adam Smith was a radical and revolutionary in his time—just as those of us who today preach laissez faire are in our time.