Labour won no credit when it tried to mimic Osborne's inheritance tax cut in 2007. The Chancellor is determined not to fall into the same trap with Miliband's gambit.
The cap is less a serious act of policy than a political weapon designed to trap Labour on the wrong side of the argument and to demonise the unemployed.
The new inflation figures show that it is under-indexation that will drive up child poverty rates inexorably.
The shadow chancellor writes to Osborne as Treasury select committee chair Andrew Tyrie says that OBR auditing could "enhance the quality of public debate".
While trumpeting greater immigration as an economic good in the case of China, ministers are strangling it elsewhere.
"Hopefully we will get a little housing boom and everyone will be happy as property values go up," the Chancellor reportedly told the cabinet.
After leaving the political sick ward, the Chancellor is again being spoken of as a possible successor to Cameron.
Cameron and Osborne should be wary of defining socialism so broadly as to encompass any political resentment of a complacent corporate status quo.
Including, his parents were non-Tory voters and Gordon Brown is the only politician "he found it impossible to have a civil relationship with".