In this book Ariel Ezrachi and Maurice Stucke take a hard look at today's app-assisted digital shopping. While consumers reap many benefits from online purchasing, the sophisticated algorithms and data crunching that make browsing so convenient are also changing the nature of market competition, and not always for the better. Computers colluding is one danger. Although longstanding laws prevent companies from fixing prices, data-driven algorithms can now quickly monitor competitors' prices and adjust their own prices accordingly. So what is seemingly beneficial--increased price transparency--ironically can end up harming consumers. A second danger is behavioral discrimination. Here, companies track and profile consumers to get them to buy goods at the highest price they are willing to pay. The rise of superplatforms and their "frenemy" relationship with independent app developers raises a third danger. By controlling key platforms (such as the operating system of smart phones), data-driven monopolies dictate the flow of personal data and determine who gets to exploit potential buyers. The book raises timely questions. To what extent does the "invisible hand" still hold sway? In markets continually manipulated by bots and algorithms, is competitive pricing an illusion? Can our current laws protect consumers? The changing market reality is already shifting power into the hands of the few. Ezrachi and Stucke explore the resulting risks to competition, our democratic ideals, and our economic and overall well-being.-- Provided by publisher.