Oil can sink lower than we think

Everyone is wondering how low the price of oil can go. It’s well below the profitable level in the US, but the pumps keep pumping. In this earlier post I showed that oil companies will continue to pump at a loss as long as the revenue covers variable costs because the costs of shutting down an oil well can be very high.

But how long will they continue to operate with prices around variable costs? One analyst says they will do so until the cash runs out: