Bloomberg Opinion columnist Barry Ritholtz interviews Howard Marks, the CFA and co-chairman of Oaktree Capital Management, in his third appearance on Masters in Business. An author as well as an investor, Marks most recently wrote “Mastering the Market Cycle: Getting the Odds on Your Side,” which was released this month. He also wrote 2011’s “The Most Important Thing: Uncommon Sense for the Thoughtful Investor.”