Nader Kabbani, director of research at the Brookings Doha Center and a senior fellow in Global Economy and Development, provides a background on the Qatar-Gulf crisis and outlines its social, economic, and political implications. Also in this episode:  David Wessel, senior fellow in Economic Studies and director of the Hutchins Center on Fiscal and Monetary Policy, answers a listener question on corporate income tax and addresses the role of taxes in economic growth for our regular 'Ask an Expert' segment. Subscribe to Brookings podcasts here or on Apple Podcasts, send feedback email to BCP@Brookings.edu, and follow us and tweet us at @policypodcasts on Twitter. The Brookings Cafeteria is a part of the Brookings Podcast Network.