Step One: Claim that “austerity economics” will bring about low growth or recession, and minimal job gains or even job losses.
Is this approach dishonest? Of course it is. Should Krugman stop being dishonest? Of course he should. Should Krugman’s supporters call him on his dishonesty? Of course they should.
Will Krugman stop being dishonest? Certainly not. Will his supporters call upon him to stop being dishonest? Don’t make me laugh.