The boy who cried wolf.

Back in May 2009, Paul Krugman published a column titled "The Big Inflation Scare." In it, he complained about the "inflation fear-mongering" going on at the time. "Suddenly," Krugman wrote, "everyone is talking about inflation. Stern opinion pieces warn that hyperinflation is just around the corner. …But…

Quack doctor tries to sell snake oil.

In the latest installment in his series, "Understanding Money Mechanics," Bob Murphy takes on Market Monetarism, and Scott Sumner's case for having central banks practice NGDP level targeting in particular.  A commentator there writes, "I hope George S. pipes up to defend MM! Seeing the other side…