Asia stocks tentative after Wall St losses

Asian stocks traded cautiously in early deals on Wednesday, following losses on Wall Street and in Europe, and as oil prices dipped ahead of an OPEC meeting in Vienna this week. Traders were wary despite positive economic data from China and Australia, while in Tokyo they awaited a decision from Prime Minister Shinzo Abe on whether or not to delay a consumption tax rise. Global equity markets pulled back overnight as a spate of economic news looms, with investors awaiting a closely watched May U