Japan's current account surplus in October grew 15.5 percent from a year earlier to 2.83 trillion yen ($18 billion), a record for the month, lifted by higher returns on foreign investments, the Finance Ministry said Monday.The current account balance, one of the widest gauges of international trade, remained in the black for the ninth consecutive month, as the goods trade balance also returned to a surplus, the ministry said in a preliminary report.Primary income, which reflects how much Japan earned from overseas investments, climbed 8.6 percent to 3.46 trillion yen, the ministry said.The …READ FULL ARTICLE