Can UK hold on to AAA rating?

 * Aims for balanced budget by 2016/17 *  * Royal Mail pension assets to help 2012/13 deficit *  * Growth may nudge higher, Queen's Jubilee to weigh * British government borrowing next

U.K. BUDGET 2012: THE NEW MEASURES

Following is a selection of measures discussed ahead of Chancellor George Osborne's annual budget statement to parliament: 50 PENCE TAX RATE Osborne has been facing growing calls from within his own Conservative