U.S. stocks closed higher Monday, as investors looked for signs of easing in geopolitical tensions. In U.S. economic news, Stanley Fischer – vice chairman of the Federal Reserve (Fed) – said that the recoveries in the United States and global economies had been "disappointing" thus far, indicating that the central bank may not imminently tighten its monetary policy. The dollar gained ground against currencies of major competitors. Light sweet crude oil for September delivery added 43 cents to $98.08 a barrel on the New York Mercantile Exchange. Gold futures lost 50 cents to $1,310.50 an ounce. The Dow Jones industrial average climbed 16.05, or 0.10 percent, to 16,569.98. The broader Standard & Poor's 500 index moved up 5.33, or 0.28 percent, to 1,936.92. The technology-heavy Nasdaq composite index rose 30.43, or 0.70 percent, to 4,401.33.