Moody’s Corporation is the holding company that owns both Moody’s Investor Services, which rates fixed income debt securities, and Moody’s Analytics, which provides software and research for economic analysis and risk management. Moody’s assigns ratings on the basis of assessed risk and the borrower’s ability to make interest payments, and its ratings are closely watched by many investors—Read more at Investopedia. Kenton, Will. “Moody’s.” 11 February 2018