This was all predicted by Minsky in his treatise, the "Financial Instability Hypothesis", which I summarized in my own style, here: "Minsky v.s. Bernanke".
Given the current historically unprecedented amount of monetary stimulus, aka. leverage, aka. margin aka. speculative debt, we have every reason to expect "amplified deviation"."the greater the weight of speculative and Ponzifinance, the greater the likelihood that the economy is adeviation amplifying system"