Three of the world's richest and most powerful people (and Timothy Geithner) had a good laugh over income inequality earlier this year.

Former Treasury Secretaries Robert Rubin, Henry Paulson and Geithner were asked about the issue by Facebook executive Sheryl Sandberg during a conference in Beverly Hills. When Paulson responded that he'd been working on income inequality since his days at Goldman Sachs, Geithner quipped, "In which direction?"

"You were increasing it!" cracked Rubin, as everyone on stage roared with laughter.

Watch the exchange:

(video at link)

The April conference was hosted by former junk-bond kingpin Michael Milken, who served prison time in the 1990s for securities and tax scams. Milken has since attempted to rehabilitate his image through philanthropy.
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