I think that the movement of such significant masses of money, always affect economy positive or negative way. And in this case I think the trust of people to bank system in India would be really hardly harmed!
If top rank managers who speak to qualified chartered accounts (CAs) and lawyers, they cannot find out the real or fake documents amounting to $100 million or $1 billion, then think of the fear created in the minds of other people for the fake documents or how vulnerable are other people to fake documents.
Creating fake documents and fake degrees is not a big deal in under developed countries and this is why we see a lot of frauds happening in such countries. By using blockchain and bitcoin, most of the frauds can be avoided to some extent.