South Korea's foreign exchange reserves dipped on-month in May.<br />The Bank of Korea says the reserves amounted to 402 billion U.S. dollars last month, down nearly two-point-one billion dollars from April.<br />The central bank attributed the fall to the stronger greenback,... which pulled down the value of other foreign currency assets held by South Korea.<br />As of the end of April, South Korea had the world's ninth largest foreign exchange reserves, with China topping the list.<br />