Bloomberg Opinion columnist Barry Ritholtz speaks with Dave Portnoy, who founded the blog Barstool Sports in 2003 and has since built it into a sports media powerhouse. The company was recently valued at $450 million.

The Intersection of Science and Finance with CFM's Jean-Philippe Bouchaud
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At The Money: Tax Day Special
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Assessing Asset Volatility and Iran War Threats With BlackRock's Mike Pyle
1:04:19