Equity makes banks stable. Maybe we should go all out with 100% equity. : The campaign for financial deregulation should have you worried. Is bank supervision tight enough to prevent another meltdown? Is it loose enough to let the economy grow? The Trump Administration will tell you that it is scoring on both counts, but you may harbor doubts. Here, we’ll review what the regulators are up to, scorecard the biggest banks on a somewhat unconventional measure of safety and then take a look at a radical scheme to make the financial sector at once safer and freer.