Centrica shares gain 5% on major profit growth fired by British Gas
British Gas arm reports record profitBoosted by lifting of energy price capDividend up by a third and buyback extendedThe latest first-half results from British Gas owner Centrica (CNA) have received a warm welcome from investors but may get a frostier reception elsewhere as households continue to struggle with their energy bills.The company posted a pre-tax profit of £6.4 billion, as opposed to