The coveted IIM tag is set to get more expensive from this year. At least nine Indian Institutes of Management, from top ones like Bangalore, Calcutta, Ahmedabad and Indore to their newer counterparts at Rohtak, Ranchi, Trichy, Udaipur and Amritsar, have either increased or are in the process of hiking fees by 5-17% for the 2018-20 batches,...