Billionaire Sunil Mittal, chairman of Bharti Airtel, speaks during the launch of the Airtel Payments Bank in New Delhi. (Photographer: Anindito Mukherjee/Bloomberg)

Why Sunil Mittal Won’t Mind If His Tower Arm’s Shares Fall

Billionaire Sunil Mittal won’t mind smiling when shares of his tower arm Bharti Infratel Ltd. fall.As long as he is keen on acquiring rival Idea Cellular Ltd.’s stake in Indus Towers Ltd., a compan...