In a world where information, money and asset prices move faster than at any time in history, one key element of financial ...

More thinking means more computing power—and a higher cost per query. As a result a big change is afoot in the economics of a digital economy built on providing cheap services to large numbers ...

I keep thinking about the opening of E.L. Doctorow’s 1975 novel, “Ragtime,” in which he describes the convivial America of the early 20th century. “The population customarily gathered in ...