NEW YORK ( TheStreet) -- European shares were slightly higher and Asian stocks ended mixed Tuesday on mergers and acquisitions news. Stocks in London rose 0.4%, while Frankfurt and Paris shares both were rising 0.3%. Prudential PLC's ( PUK) agreement Monday to buy AIG's ( AIG) Asian operations for $35.5 billion spurred confidence among investors of further deal-making. In Tokyo, the Nikkei 225 stock average gained 47.83 points, or 0.5%, to 10,219.89, after Japan's unemployment rate fell in January and household spending rose. The Hang Seng in Hong Kong declined 0.7%, pulled down by bank HSBC ( HBC), which fell more than 7%. Shares in Australia rose 0.3% after the nation's central bank boosted its key interest rate to 0.4%. Premarket futures suggested stocks would open mixed Tuesday on Wall Street, after posting gains on Monday. -- Reported by Joseph Woelfel in New York. Follow TheStreet.com on Twitter and become a fan on Facebook.