According to a FT article last week, Lloyds’ bank has a target return on equity of 14.5 per cent. Banks like to argue that this is the level of return on equity they need to earn, in order to gain funding from the markets. Naturally, remuneration is linked to achieving such objectives. The question, however, is whether such objectives make any sense. The brief answer is: no.

Forget banks, for the moment. What would you say if someone offered you an investment with a promised real return of close to 15 per cent? You might say: “How much can I buy?” Alternatively, you might say: “What is the catch?” Sensible people must take the latter view. If you thought that you were being offered a reliable real return at such an exalted level, you would buy as much as you could. This must be particularly true now when real returns on the bonds of relatively safe governments are close to zero.

So what is the catch? The obvious answer has to be that the real return in question is extremely risky, because it is volatile and offers a significant chance of total wipe-out. Read more