The Importance of Modeling Feedback Loops

A Queens-Wannaminski type of shocks are extremely sudden. So we know from 2008, and we've seen it now again with a credy swiss that can go very fast on financial markets. You don't need to be an investor to feel the pain. What can happen? We all have impension, or most of us. And as you said before, I had a feedback loop that should be the bread and butter of central banks because they are system thinkers.