Umbrellas are reflected on a stock quotation board outside a brokerage in Tokyo October 1, 2013. The U.S. dollar and Asian shares held steady on Tuesday as investors waited with bated breath just hours before a deadline that will see much of the U.S. government begin to shut down, which could crimp growth in the world's largest economy. REUTERS/Issei Kato (JAPAN - Tags: BUSINESS EMPLOYMENT)