Delta expecting 15% rise in PRASM for 3Q2010; SkyWest/ExpressJet acquisition cleared

North and South American airline stocks rose for another day on Tuesday (14-Sep-2010) boosted by guidance from Delta Air Lines that it expects strong results 3Q2010. The Dow (-0.2%) meanwhile slipped after a survey on expectations for the German economy fell short of forecasts, outweighing data showing a rise in US retail sales for Aug-2010.