Asian stock markets were mostly higher Wednesday after Wall Street declined as hopes for a possible coronavirus vaccine were tempered by worries about the pandemic's lingering impact. The Shanghai Composite Index gained 0.5% to 3,355.69 and the Hang Seng in Hong Kong added 0.6% to 26,572.66. The Nikkei 225 in Tokyo lost 0.8% to 25,808.35 after data showed exports declined 0.2% in October from a year earlier. The Kospi in Seoul advanced 0.2% to 2,545.24 and Sydney's S&P-ASX 200 added 0.3% to 6,520.80. India's Sensex opened down less than 0.1% at 43,948.81. New Zealand declined while Southeast Asian markets advanced, AP reported. In energy markets, benchmark U.S. crude lost 6 cents to $41.37 per barrel in electronic trading on the New York Mercantile Exchange. The contract rose 9 cents on Tuesday to $41.43. Brent crude, the standard for pricing international oils, added 1 cent to $43.76 per barrel in London. It lost 7 cents the previous session to $43.75. The dollar declined to 104.08 yen from Tuesday's 104.21 yen. The euro edged down to $1.1862 from $1.1864.