> How would a broker treat a customer's short position in, say RSX? Matt Levine has done a nice writeup about these cases. Basically, you're stuck loaning the

> How would a broker treat a customer's short position in, say RSX? Matt Levine has done a nice writeup about these cases. Basically, you're stuck loaning the stock, so you keep paying loan fees. If you're unable to close the short, you're stuck paying those fees forever, and you never make an actual profit on the short.