Abstract
Costco Wholesale Corporation operates a warehouse that is for members only, and which sells products and services of high quality at an affordable price. It is the largest club operator in the United States with over 71 million members in over 40 states of the US. Over three-year time period from 2005-2008, Costco expanded its membership base while at the same time increasing its number of warehouses both within the U.S. and internationally. In 2008, Costco’s U.S. sales increased by 10.4%, while the revenue from Canadian operations grew by 20.7%, and the company’s other international sales grew by ...