OBR says pension triple lock to cost three times initial estimate

Kevin PeacheyCost of living correspondentGetty ImagesThe cost of the state pension triple lock is forecast to be three times' higher by the end of the decade than its original estimate, according to the government's official forecaster.The triple lock, which came into force in 2011, means that the state pension rises each year in line with either inflation, wage increases or 2.5% - whichever is highest.The Office…