The U.S. Airlines industry has gone through several ups and downs in the past five years. Major negative influences on the industry included skyrocketing oil prices since 2005, economic recession in the U.S. since 2008, global economic downturn in 2009 and the "swine flu" outbreak. The airlines industry is cyclical and sensitive to a number of key drivers, the most prominent of which is the world price of crude oil. Since the beginning of 2009, prices of crude oil have been half of what they had been the year before, creating some relief for airlines. However, some industry operators hedged their fuel contracts at higher rates and are still paying the price. Many of the top airlines in the industry have responded by reducing services and aircraft fleet sizes, introducing new fees and higher fuel surcharges and reducing the number of people employed. Even with the price ...