The Rule of Three: Surviving and Thriving in Competitive Markets
(Reklamlänk)
Name any industry and more likely than not you will find that the three strongest, most efficient companies control 70 to 90 percent of the market. Here are just a few examples: McDonald's, Burger King, and Wendy's General Mills, Kellogg, and Post Nike, Adidas, and Reebok Bank of America, Chase Man