Motley Fool Money: 08.24.2012

Apple, Google, Microsoft and Amazon all have events planned in September to unveil new products.  Our analysts discuss which companies have the most to gain and lose, and delve into earnings from Dell, HP and Best Buy.  Plus New York Times reporter Charles Duhigg discusses his best-selling book The Power of Habit: Why We Do What We Do in Life and Business and Motley Fool retirement expert Robert Brokamp shares financial tips.

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