Picking up a discussion we had been engaging in of late about the types of risk faced (and, one must hope, managed) by financial institutions.... Default risk is the risk that some counterparty with which the risk manager’s own concern is doing business, and from whom they are receiving contracted-for payments, will stop making those payments. They might stop payment either with malice aforethought (as with crooks who take your valuables, promise you a series of payments, and then skip town), or they may stop payment due to some financial crisis that leaves them incapable of doing so. In other words, your own liquidity risk as defined above is somebody else’s default risk. Interest-rate risk is the risk that a change in interest rates will undermine the value of an entity’s assets. For example: on any given day there is some risk that a central bank’s decision to increase interest rates will hurt the value of stocks (because it makes lending money relatively more attra...