If the price of e-books increases fromSuppose the price of Vanilla Coke increases by 9% and quantity demanded falls by 13% overall but only by 4% for loyal Coca-Cola customers. This means that for the general public there are _____ for Vanilla Coke, but for loyal Coca-Cola customers, Vanilla Coke is more of a _____. This means that Coca-Cola will enjoy an increase in total revenue only from _____. $6 to $8, total revenue _____, which means that demand is _____.