SINGAPORE: Asia stock slip, yen and the U.S. dollar advance as investors expect another week of grim news on corporate earnings. Japan's Nikkei stock average N225 falls 0.5 percent, the MSCI index of Asian stocks ex-Japan down 1.1 percent - Yen rises against major currencies after poor U.S. and euro zone economic data heighten fears of a prolonged recession. Oil rises after OPEC said may deepen record output cuts, and on strike threats.