Why the price of Coke didn't change for 70 years (classic)

Prices go up. Occasionally, prices go down. But for 70 years, the price of a bottle of Coca-Cola didn't change. From 1886 until the late 1950s, a bottle of coke cost just a nickel. On today's show, we find out why. The answer includes a half a million vending machines, a 7.5 cent coin, and a company president who just wanted to get a couple of lawyers out of his office. This episode originally ran in 2012. This episode was hosted by David Kestenbaum. Alex Goldmark is Planet Money's executive producer.