Costco sells more wine by volume than any other single retailer in America. This fact surprises most members who think of the warehouse primarily as the place for rotisserie chickens and bulk paper towels — and it explains why the wine section at Costco deserves the same strategic attention that members give to the fresh meat case or the supplement aisle. The Costco wine program is built on the same institutional pricing logic that drives every other Costco category: eliminat