Wall Street's main indexes gained after a key inflation reading came in softer than expected, boosting recent investor optimism that the Federal Reserve could lower borrowing costs next year. The personal consumption expenditures (PCE) price index, considered to be the Fed's preferred inflation gauge, climbed 2.6 per cent in November on an annual basis, compared with expectations of a 2.8 per cent rise, per economists polled by Reuters. The core inflation figure, which excludes volatile food and energy components, rose 3.2 per cent on a yearly basis, compared with an estimated 3.3 per cent rise. "This helps confirm the idea of a…
