Recent quotes:

Long-Run Real GDP Forecasts: The Hopeless Task of Trying to Pierce the Veil of Time and Ignorance Weblogging: Focus - Washington Center for Equitable Growth

OK: Now that I am awake and coherent and caffeinated, we may resumeā€¦ I draw somewhat different conclusions from the wavering track of potential GDP since 1990 than do the viri illustres Steve Cecchetti and Kermit Schoenholtz: First, I think that monetary policymakers should not be looking at potential output and the output gap at all. They should be looking at the labor market