Some retailers feel that their potential customers find certain prices appealing, but between these prices the customers see prices as roughly the same--and thus price cuts within these ranges will not increase the quantity sold (i.e., the demand curve is vertical within these "same price" ranges). these retailers probably use ______________ if they want to maximize profit. 1. leader pricing 2. prestige pricing 3. psychological pricing 4. bait pricing 5. average-cost pricing