A look at some of the key business events and economic indicators upcoming this week: HOUSING MARKET BELLWETHER The Commerce Department releases its August tally of new U.S. home sales Tuesday. New home sales, seasonally adjusted annual rate, by month: March 707,000 April 619,000 May 630,000 June 585,000 July 511,000 Aug. 495,000 Source: FactSet ECONOMIC SNAPSHOT The Commerce Department delivers …