For people seriously interested in this subject,
Steve Keen has done a lot of work on dynamic nonlinear economics.
Steve Keen is an embarrassment. He is a joke. He wants the government to give a debt jubilee to deadbeats in debt.
While you can disagree with his proposed solutions for the debt-crisis, that does not take away his awesome work in explaining the current system of 'lending before reserves' and similar topics. I can be thousands of persons, combined in one single physical body. Let's approach Keen's work the same way - on its merits.