well at least mumbai is doing well loads of skyscrapers going up, Mumbai is undergoing a massive construction boom, with more than 15 Supertalls, hundreds of skyscrapers and thousands of high-rises under construction. Currently Mumbai is home to largest number of under construction supertalls and skyscrapers in the world,
must be doing economically well
https://en.wikipedia.org/wiki/List_of_tallest_buildings_in_Mumbai