Oh, no! My first political post! Politics and blogs can be a tiresome combination, so I will keep this one to economics:
Stock markets may not be good economic criteria to assess Presidential performance, but I have heard of a couple little things called Fiscal Policy and Monetary Policy which have a reasonably direct tie to sitting Presidents, and may even affect foreign exchange rates :). Here's a solid 'manage by the numbers' indicator for the current crowd, USD vs. EUR, last 5 years:
Good thing I haven't given them my money to manage - oh, wait, damn! I would have been better off in frigging Indian Rupees.