Is neoclassical economics dead? Why have the biggest industrial economies stagnated since the financial crisis? Is the competitive threat from China a tired metaphor or a genuine danger to our standard of living? Lord David Sainsbury draws on his experience in business and government to assemble the evidence and comes to some startling conclusions. In Windows of Opportunity, he argues that economic growth comes not as a steady process, but as a series of jumps, based on investment in high value-added firms. Because these firms are engaged in winner-takes-all competition, rapid growth in...