Trai Chief hits back at telcos; says allegations of bias uncalled for Trai Chairman RS Sharma today slammed incumbent telecom operators for trying to dent the sectoral regulator's impartiality and credibility, saying that their allegations of bias or favour in regulation are absolutely "inappropriate and uncalled for". He said the regulator has framed the rules including that on predatory pricing following the principles of fairness, transparency and consultation. "We are in an unenviable position... We are not here running a popularity contest," he told PTI in an interview here. His comments came just days after British telecom giant Vodafone termed Telecom Regulatory Authority of India (Trai's) new rule on predatory pricing as "unfair", and said the company was fighting the competition "with hands tied at the back". Sunil Mittal, who heads the country's biggest mobile phone firm Bharti Airtel had also recently stated th