DALLAS (Standard&Poor's) May 9, 2014--Standard&Poor's Ratings Services raised its long-term rating on Horseshoe Bay, Texas' outstanding general obligation (GO) debt one notch to 'AA+' from 'AA'. At the same time, Standard&Poor's assigned its 'AA+' long-term rating to the city's series 2014 combination tax and revenue certificates of obligation. The outlook is stable. "The raised rating is based on our local GO criteria released Sept. 12, 2013," said standard&Poor's credit analyst Lauren Spalten. The rating reflects our assessment of the following factors for the city: Very strong economy, Very strong budgetary flexibility, Adequate budgetary performance, Very strong liquidity providing very strong cash levels to cover both debt service and expenditures, and Strong management