Each day the newspaper is stuffed with ad inserts, which I guess is OK, because my subscription doesn't cover the paper's costs. However, one retailer, which shall remain nameless has a flyer that advertises a sale, and there is always a mid week sale and a weekend sale, so their stuff is on sale 4 out of 7 days. So since there are more sale days than not, what is the regular price?  Logically the regular price is the 4 day price, and the other three days they are having a... what do you call it when they raise prices on special days?