Ludwig von Mises was snubbed by economists world-wide as he warned of a credit crisis in the 1920s. We ignore the great Austrian at our peril today.

Mises's ideas on business cycles were spelled out in his 1912 tome "Theorie des Geldes und der Umlaufsmittel" ("The Theory of Money and Credit"). Not surprisingly few people noticed, as it was published only in German and wasn't exactly a beach read at that.

Taking his cue from David Hume and David Ricardo, Mises explained how the banking system was endowed with the singular ability to expand credit and with it the money supply, and how this was magnified by government intervention. Left alone, interest rates would adjust such that only the amount of credit would be used as is voluntarily supplied and demanded. But when credit is force-fed beyond that (call it a credit gavage), grotesque things start to happen.

Government-imposed expansion of bank credit distorts our "time preferences," or our desire for saving versus consumption. Government-imposed interest rates artificially below rates demanded by savers leads to increased borrowing and capital investment beyond what savers will provide. This causes temporarily higher employment, wages and consumption.

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