On the data front, investors are expected to closely monitor Friday’s nonfarm payrolls report at 8:30 a.m. ET. The figures for September represent a key indicator for the Federal Reserve as it prepares to slow its $120 billion-per-month bond-buying program.Economists polled by Dow Jones expect nonfarm payrolls data to show that the U.S. economy added 500,000 jobs in September. This follows a big miss in August when just 235,000 jobs were added against a consensus forecast of 720,000.Unemployment rate figures and average hourly wages data for September are both scheduled to be published at the same time.Wholesale trade inventories data for August are expected to be released at 10:00 a.m. ET.cnbc.com