An economics paper explains, perhaps, the epic endurance of nickel-a-bottle Coca-Cola: “‘The real thing’: nominal price rigidity of the nickel Coke, 1886-1959“, Daniel Levy and Andrew Young, Journal of Money, Credit and Banking, (2004). (Thanks to Sandeep Baliga for bringing this to our attention.) Levy and Young write: We report that the price of a 6.5oz […]