Empresas y finanzas
Wall Street opens higher as Barclays lifts banks
Also lending support to investor optimism was news from the weekend that the U.S. Treasury Department will announce more details this week on its proposal for having public-private partnerships take bad assets off banks' books.
Shares of Citigroup rose 8.4 percent to $1.93 and JP Morgan Chase gained 1.1 percent to $23.95. The KBW Bank index climbed 2.4 percent.