What does it take to be a great investor? Our featured guest today knows a little something about the topic. He's billionaire David Rubenstein, co-founder of the Carlyle Group and author of the new book How to Invest: Masters on the Craft. Also on today's show: Emma McClarkin, CEO of the British Beer and Pub Association, who discusses how British pubs are struggling for survival amid inflation & rising energy costs.To learn more about how CNN protects listener privacy, visit cnn.com/privacy