It's not finance specific. Any company that's highly profitable will experience this. It's just that finance is full of highly profitable companies. The classi

It's not finance specific. Any company that's highly profitable will experience this. It's just that finance is full of highly profitable companies. The classical solution is more competition. Unfortunately finance is also full of factors that make it an uncompetitive market (e.g. the old joke that if you want to get into banking you start by buying a bank).