I don't think it's corrupt exactly, often these details are worked out in deals between the various countries or as retaliation for other unilateral increases. We lower your rate on rice to 6% if you lower our rate on chicken; if you raise your rate on our machine parts to 25%, we'll raise our rate on your cargo vans to 25%. Etc. It's part of the negotiations, and it often has nothing to do with the specifics of the items being tarriffed.