Earnings season gathers steam this week with Goldman Sachs, Morgan Stanley and the first big tech name, Netflix, among those reporting. By Wayne Cole SYDNEY, Jan 16 (Reuters) - Asian shares edged higher on Monday as investors waited nervously to see whether the Bank of Japan (BOJ) would defend its super-sized stimulus policy at a pivotal meeting this week, while a holiday in U.S. markets made for thin trading. The dollar has been undermined by falling U.S. bond yields as market wagers the Federal Reserve can be less aggressive in raising rates given inflation has clearly turned the corner.