Take Bharti Airtel, an Indian telecoms giant, which last year spun off a $1 billion minority stake in its network-infrastructure business, Bharti Infratel, to a group of investment funds.

以印度电信巨头BhartiAirtel为例，去年他将其网络础设施业务(AhartiInfratel)中价值10亿美元的小额股份出售给一家投资金机构。