The impact of Covid-19 will be mixed for the telecom sector. Telecom operators like Airtel are likely to witness some challenges in subscriber (sub) addition and ARPU growth, given the lockdown and extension of validity. However, higher data usage in the interim will offset ARPU challenges. On the other hand, players like Bharti Infratel will have minimal impact and the earnings estimates are likely to be stable. Tata Communication is likely to face challenges in terms of usage based segment such as TTPSL and TCTS as well as new deal closures. Sterlite Tech, which was already facing product...