New York markets were higher at midday on Monday on investor hopes that the Federal Reserve will cut interest rates again when it meets later this week.
The Dow Jones Industrial Average was 0.31 percent higher at mid-session, at 13,849.45, while the Nasdaq Composite was up 0.23 percent to 2,810.73 and the S&P 500 had added 0.24 percent to 1,538.95.
The oil sector was also higher after crude oil hit a new record high at $93.20 early in the session.
Chevron (NYSE: CVX) was up 1.6 percent to $93.11, while ExxonMobil (NYSE: XOM) gained almost 2 percent to $93.91.
Gains in oil prices also sent shares in solar power-related companies higher.
China Sunergy was up 21 percent to $11.07, while Suntech Power Holdings (NYSE: STP) gained 9.1 percent to $60.16 and LDK Solar (NYSE: LDK) was up 8.4 percent to $41.08.
In the computers sector , Dell (NAS: DELL) added 2.6 percent to $29.72 on an upgrade from Goldman Sachs.
In the retail sector, consumer electronics chain Radio Shack (NYSE: RSH) was up 5.8 percent to $20.75 after reporting a profit in the most recent quarter.