Costco It's not often that an investing thesis can be based upon hot dog prices, but it's definitely the case with Costco . Costco's bucked inflationary pressures, keeping the price of its hot dog and soda combo locked at $1.50 for 27 years running. While something as inconsequential as the price of a combo meal may sound trivial, that sort of related thinking about the customer experience and price is ingrained in Costco's approach.