Asia Stocks Drop, Treasuries Gain Before U.S. Data; Yen Rises

Asia Stocks Drop, Treasuries Gain Before U.S. Data; Yen Rises

Koichi Kamoshida/Bloomberg

Dealers work under a monitor, right, displaying the exchange rate of the yen against the U.S. dollar, top, and the Nikkei 225 Stock Average figure at a foreign exchange brokerage in Tokyo on June 7, 2013.