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Now Playing: 03-14-12 Marketplace

Greg Smith, an executive director at Goldman Sachs, resigned this morning with a blistering essay full of accusations. What does this mean now for the culture of Wall Street? Some homeowners in Austin, Texas, are cashing in on South by Southwest. A human resources recruiter in Michigan reveals the top issue troubling her this election. And Kai Ryssdal talks to Sara Blakely, founder of body-shaping company Spanx, about how she created a billion-dollar empire.