This would put a large amount of money in the hands of a small group of people. Money that isn't theirs, yet they get to decide where it goes. If the payout justifies it, corporations will hire lobbyists or set up backroom deals. There will be a huge influx in demand for essentially free money, meaning the paperwork to go through will be enormous. Shell Corporations that meet the requirements will sign up in addition to their actual corporation. And by setting minimum requirements (Especially 10yrs, 100workers), you end up targeting corporations who already have money in the bank. It's the uprising corporations that spend their revenue on expansion, that take out loans to rent a bigger office.