The blended (combines actual results for companies that have reported and estimated results for companies yet to report) earnings growth rate for the S&P 500 for Q3 2018 is 19.1%, and the blended revenue growth rate for the index is 7.3%.
During this earnings season, several companies in the S&P 500 have discussed rising costs during their earnings calls. Given this concern, what is the S&P 500 reporting for a net profit margin for the third quarter?