Fractional reserve banking. Fiat money. Central banking.

All key causes of the business cycle and its latest iteration. None result of "unregulated" markets, but rather of regulations designed to give banks special privilege.

Read about regulatory capture please...

Not to mention the entire response to the bust: bailouts, QE, ZIRP... All designed to prevent liquidation of bad debt, save the banks and screw savers, Main st and taxpayers.

But go on believing that politicians and regulators are your friends....

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