Memories of the Carter Administration – Paul Krugman Blog – NYTimes.com September 19, 2009 / Jim Luke Krugman writes on the origins of the split between “saltwater” (Keynesian & New Keynesian macro) and “freshwater” (“rational expectiations, real business cycle) macro economics. Memories of the Carter Administration – Paul Krugman Blog – NYTimes.com. Share this:ShareTwitterEmailRedditPrintPocketLike this:Like Loading... Related