Budget-redirecting in Washington has become the norm since Iraq and Afghanistan and pre-election year politics have already raised cries for frugality from political circles.

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In last year's budget, George Osborne introduced a new norm of 10% of any bequest to be devoted to charity in return for a 10% discount on inheritance tax.

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Rounding prices will become the norm as the penny is gradually removed from circulation, the budget says.

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