As the nation bids a tearful goodbye to Ratan Tata, 86, let's take a look at how big is the Tata empire and all the business, subsidiaries associated with it.
Ratan Tata's leadership transformed the Tata Group from a $4 billion entity in 1991 to a $100 billion conglomerate by 2012, seizing opportunities from India’s economic liberalisation. Key moves ...