The only school that has any explanation for this is the Austrian School of Economics. Their theory of the business cycle is the reason they successfully predict every crisis to the tee (except for timing, no one can do that), while other economists are just blown away in surprise that it even happened. Mises and Hayek wrote big and hard to read books about it, but two that explain this to the layman are "Meltdown" b…
I don't think the Austrian School explains what's happened so far, but may help explain some of what is to come. Everything we've seen so far is simply the result of people not being able to operate their businesses. What we will soon see is businesses closing down and probably mass default on debt. I do believe that the Keynesian economics that has been practiced for the last few decades has left the global economy…
If you are talking about the QE programs, that's what Keynesian economics would call "pushing a string". Keynesian would be fiscal policies, not monetary policies.