Japan’s Nikkei stock average fell slightly on Monday after two sessions of gains, as technology stocks followed Wall Street’s weak finish last week and some major stocks traded ex-dividend. The Nikkei fell 0.5% to 50,517.41, as of 0215 GMT, while the broader Topix edged 0.04% higher to 3,424.42. All three major U.S. stock indexes closed […]