Starwood Hotels & Resorts Westin Palace Hotel

Starwood Hotels & Resorts Westin Palace Hotel

Liesa Johannssen/Bloomberg

Standard & Poor’s ratio of U.S. upgrades to downgrades is 1.07 this year, compared with 0.46 in Europe, the widest gap ever, according to data compiled by Bloomberg. S&P lifted the ratings of 455 U.S. issuers including Starwood Hotels & Resorts Worldwide Inc.