Economy Moody's may downgrade Airtel's rating if margins dip further Updated : April 27, 2018 04:17 PM IST Credit ratings reflect an organisation's ability to repay debt. Airtel's total revenue fell by 10.5 percent to Rs 19,634 crore in the fourth quarter. Bharti is expected to have a 33.8-37.2 percent stake in Indus Towers. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.