It is high time Americans heard an argument that might turn a vague national uneasiness into a vivid awareness of something going very wrong. The argument is that the Emergency Economic Stabilization Act of 2008 (EESA) is unconstitutional. By enacting it, Congress did not in any meaningful sense make a law. Rather, it made executive branch officials into legislators. Congress said to the executive branch, in effect: "Here is $700 billion. You say you will use some of it to buy up banks' 'troubled assets.' But if you prefer to do anything else with the money -- even, say, subsidize...