Antitrust guarantees a particular distribution of wealth between consumers and producers. Big data allows firms with pricing power to identify the highest price a consumer is willing to pay for a good and charge it to her. The practice upends the current distribution of wealth by allowing firms...

The advance of the information age will allow firms to engage in personalized pricing, a form of price discrimination that is profitable for firms, but unambiguously harmful to consumers. Antitrust can protect consumers from personalized pricing—also called perfect price discrimination—by...

The information age is replacing the Invisible Hand with an algorithmic hand. Where once markets were governed by uniform prices determined for large groups of anonymous consumers by impersonal forces of supply and demand, today there is increasingly no such thing as a market price. Instead,...