With the evolving crisis in Japan and rising tensions in the Middle East, what are the economic implications for investors? What's behind Warren Buffett's latest big buy? Will investors get a good deal on a Groupon IPO? And how should shareholders feel about Cisco's new dividend?  We'll tackle those questions and talk about the business of marriage with New York Times writer Jenny Anderson, author of Spousonomics: Using Economics to Master Love, Marriage, and Dirty Dishes.