Economists expect Friday’s U.S. payrolls report will show job growth slumped to a five-month low in October, though it may be trickier than usual to sort out the true underlying trend. The data will likely reflect the impact of 46,000 striking General Motors Co. workers, as well as related effects from any idling at the company’s suppliers and contractors. The automaker’s longest nationwide walkout since 1970 began Sept. 15 and stretched for six weeks, through the mid-month reference period that the Labor Department’s Bureau of Labor Statistics uses to calculate the monthly jobs report. Nonfarm employment increased ... (full story)