Not long after I started blogging over two and a half years ago, Nick Rowe and I started a friendly argument about the money multiplier. He likes it; I don’t. In his latest post (“Alpha banks, beta banks, fixed exchange rates, market shares, and the money multiplier”), Nick attempts (well, sort of) to defend the money multiplier. Nick has indeed figured out an ingenious way of making sense out of the concept, but in doing so, he has finally and definitively demonstrated its total uselessness.
How did Nick accomplish this remarkable feat? By explaining that there is no significant difference between a commercial bank that denominates its deposits in terms of a central bank currency, thereby committing itself to make its deposits redeemable on demand into a corresponding amount of central bank currency, and a central bank that commits to maintain a fixed exchange rate between its currency and the…
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Utopia, you are standing in it! 
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