In the 1880s, people drank John Pemberton'stonic to cure headaches. It was not a very popular drink, and he sold only to cure headaches. It was not a very popular drink, and he sold only about a dozen drinks a day. That is why Pemberton was willing to sell the rights to his medicinal drink. The buyer,As a Griggs Candler, paid just $2,300 for the rights to Coca-Cola.Today,Coca Cola (or Coke) is worth billions of dollars.It controls fifty percent of the world market in soft drinks.