In Costco’s macro-environment, a variety of factors could affect the company’s economic viability. External factors such as inflation, foreign currency exchange rates, levels of unemployment, reduced consumer confidence, and changes in tax policies could unfavorably affect the demand for Costco’s products and services. Prices of some goods and services including food products, are often variant and subject to fluctuations deriving from changes in domestic and foreign supply and demand, competition, taxes, labor costs, or delays in delivery which could significantly affect Costco’s sales. Therefore, the product’s costs and selling could also increase affecting financial results. Other important economic factors include the increasing international