...academic credentials are neither a necessary nor a sufficient condition for having your ideas taken seriously. If a famous professor repeatedly says stupid things, then tries to claim he never said them, there's no rule against calling him a mendacious idiot - and no special qualifications required to make that pronouncement other than doing your own homework.Conversely, if someone without formal credentials consistently makes trenchant, insightful observations, he or she has earned the right to be taken seriously, regardless of background.
Paul KrugmanIt should be possible to emphasize to students that the level of employment is a macroeconomic issue, depending in the short run on aggregate demand and depending in the long run on the natural rate of unemployment, with microeconomic policies like tariffs having little net effect. Trade policy should be debated in terms of its impact on efficiency, not in terms of phoney numbers about jobs created or lost.
Paul KrugmanEurope is often held up as a cautionary tale, a demonstration that if you try to make the economy less brutal, to take better care of your fellow citizens when they're down on their luck, you end up killing economic progress. But what European experience actually demonstrates is the opposite: social justice and progress can go hand in hand.
Paul Krugman