The growth of the Internet will slow drastically, as the flaw in 'Metcalfe's law'โwhich states that the number of potential connections in a network is proportional to the square of the number of participantsโbecomes apparent: most people have nothing to say to each other! By 2005 or so, it will become clear that the Internet's impact on the economy has been no greater than the fax machine's.
Paul KrugmanThe real danger with debt is what happens if lots of people decide, or are forced, to pay it off at the same time.
Paul KrugmanGenerous unemployment benefits can increase both structural and frictional unemployment. So government policies intended to help workers can have the undesirable side effect of raising the natural rate of unemployment.
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 Krugman