"This is an urgent matter, and we need to move very quickly... we're talking about hundreds of billions of dollars -- remember, this is not an expenditure, this is money that is being used to purchase these assets, as you said, these illiquid mortgage assets, which are very difficult to value. They will be held, and then they will be resold at some time. And so we can't determine what the cost is today... And when the assets are sold, the money will come back into the treasury."