US stocks rise on Fed rate hike talk

US shares rose Monday with investors' mood bouyed by hints from the US Federal Reserve of an interest rate hike because of strong growth. Elsewhere, traders seemed less certain, with most world stock markets dipping as they tried to second-guess the Fed's timing of its next rate rise. In a much-scrutinised speech, Fed chief Janet Yellen on Friday hinted at a US interest rate rise by the end of the year.