I don’t want to take full credit for coining the term “Magoo Finance”, because others have already attached the name to the person of former Fed Chairman Alan Greenspan well before I did (see earlier). But I wonder if it might now serve as a useful shorthand for my colleagues in Big Media to characterise the kind of blind or short-sighted risk-taking that has been a feature of the past several years.

I thought it was noteworthy that the expression Value at Risk yields no useful information when punched into the BBC news archive, The [London] Times, or Daily Telegraph. The Guardian, Independent and New York Times all make mention of it, but in no systematic way, normally simply in relation to bank earnings. (The NYT yields a review of Taleb’s second book Fooled by Randomness, that is less than complementary.)

VaR is used by the banks to determine how much the bank would lose in a given day on its assets under management given a certain fall in the markets. Banks use it to calibrate their risk management. It is a pillar of the modern banking regulatory regime. Continue reading ‘magoo finance III’