Euro notes in denominations of fives and tens are arranged for a photograph in London, U.K., on Wednesday, Jan. 18, 2012. The euro strengthened and commodities rallied as an official at a Group of 20 nation said the International Monetary Fund is proposing a $1 trillion expansion of its lending resources. U.S. index futures rose before Goldman Sachs Group Inc. reports earnings. Photographer: Simon Dawson/Bloomberg via Getty Images
