Friday, 28 June 2013

Collateral transformation: the latest, greatest financial weapon of mass destruction

By John Butler

Back in 2006, as the debate was raging whether or not the US had a mortgage credit and housing bubble, I had an ongoing, related exchange with the Chief US Economist of a large US investment bank. It had to do with what is now commonly referred to as the ‘shadow banking system’.

While the debate was somewhat arcane in its specifics, it boiled down to whether the additional financial market liquidity created through the use of securities repo and other forms of collateralised lending were destabilising the financial system.

The Chief US Economist had argued that, because US monetary aggregates were not growing at a historically elevated rate, the Fed was not adding liquidity fuel to the house price inflation fire and that monetary policy was, therefore, appropriate. (Indeed, he denied that the rapid house price inflation at the time was cause for serious concern in the first place.) I countered by arguing that these other forms of liquidity (eg. securities repo) should be included and that, if they were, then in fact the growth of broad liquidity was dangerously high and almost certainly was contributing to the credit+housing bubble.

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