Yesterday evening the Festival of Economics 2014 kicked off with the author John Lanchester in conversation with Izabella Kaminska of the FT. Lanchester, who is promoting his book How to speak money, had some very interesting and important things to say about the language of finance.
His key point was that the fact most people don’t understand or engage with the language and practices of finance has consequences. It means that bankers and economists are able to get away with obfuscation and mystification in order to hide their own ignorance or render opaque activities of very questionable social value. Because most people don’t really understand what is going on in finance they do not appreciate the risks that are being run or the ethics of some dubious practices. This lack of knowledge reduces public demands for greater regulation of the financial system, to the great benefit of the financiers.
But it is not simply the bankers and the public who are in the dark. Lanchester noted that last month the US bond market witnessed a seven sigma event – in terms of the volatility of short term interest rate movements. This is something which, if the models commonly used to analyze financial markets are right, is near impossible. The most obvious conclusion to draw, therefore, is that the models are wrong. So the analysts are in the dark as well. [Read more…]