Mahanagar Telephone Nigam Ltd lost 2.27% today to trade at Rs 13.8. The S&P BSE Telecom index is down 0.7% to quote at 978.33. The index is down 6.34 % over last one month. Among the other constituents of the index, Bharti Airtel Ltd decreased 0.93% and Sterlite Technologies Ltd lost 0.8% on ...read more