Quantity surcharges occur when retailers carry a product in two sizes and offer a promotion on the small size: the large size then costs more per unit than the small one. When quantity surcharges occur, sales of the large size decline only slightly even though the same quantity can be purchased...

We document the existence of pricing styles in the concert industry. Artists differ in the extent to which they rely on second- and third-degree price discrimination, and in the probability of their concerts selling out. Most strikingly, artists who use multiple seating categories are more...