PUNE: The Pune-Mumbai Expressway toll would increase by 18% from April 1, pushing up the cost of commuting between the two cities.A senior official of the Maharashtra State Road Development Corporation (MSRDC) said, "The MSRDC increases the toll on the eway by 6% every year, but it is implemented together once every three years. Going by the calculations, the toll would be increased by 18% from April...