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Showing posts from September, 2018

The rumbling financial markets

Security specialists use a variety of ways to address the risks that they face: and these risk assessments are made in the certain knowledge that the actors in the system hold only incomplete information. Although much mocked at the time, Donald Rumsfeld’s categorization of “known unknowns” and “unknown unknowns”, is now generally recognized as a succinct summery of his strategic quandaries.
By contrast, actors in the financial markets have a more sanguine assessment of the risks they deal with: they divide them into two kinds of risk: quantifiable and unquantifiable. Unquantifiable risk is not generally considered, since there is usually no financial profit that can be made except from pure supposition. Therefore for the purposes of the financial markets, any given event is priced relative to its level of probability, that is to say its quantifiable risk. 
Depending on the market, higher levels of risk generally carry higher prices, lower levels generally lower prices. Clearly such an…