After their mid-term election victory , and the failure of mr obama 's stimulus spending to deliver the expected returns , republicans feel they are on a roll-and that the debt-ceiling deadline gives them just the lever they need to inaugurate an historic change of course .
Rothenberg tries to inaugurate a constancy assumption based on psychologizing about underlying basic personalities . Aside from the fact that " basic " changes can take place at any time , economics deals with marginal changes , and a change is no less a change for being marginal .
