1 In a bowl, sift together the cocoa, baking soda, flour and salt. 2  Take a large mixing bowl and stir together the margarine and sugar, until you have a fluffy mixture. 3  Add the eggs one by one, mixing well in between.  Add the vanilla extract and continue mixing.
The airline industry became a systems-oriented world. Actually, the industry is a complex system defined by the interactions among its several sub-systems: aircrafts, airports, passengers and aviation policy. It is also a complex system in the sense that it encompasses several simpler sub-systems.
The Idea: Unconventional movesâfrom employee profit-sharing to the purchase of an oil refineryâhave made the U.S. carrier an industry leader again. At Delta we understand the perils of the traditional airline business model. The industry has in recent decades been known for short-term thinking, destructive decision making, and poor employee relations. However, in 2007, after emerging from bankruptcy, our company decided that we would be different.