Corporate short-termism is a frustratingly slippery idea

AS AMERICA'S economy has misfired over the past decade, several grand theories have emerged about what went wrong. Economists fret about secular stagnation, debt hangovers and whether demography explains sluggish growth. In American boardrooms, meanwhile, a widely held view is that a dangerous short-termism has taken hold. This theory contends that investors and executives have become myopic, leading firms to invest too little. Like many business ideas, short-termism fits the experience of some ...