10. Market Design Nikhil Agarwal, Eric Budish 11. Empirical perspectives on auctions Ali Hortaçsu and Isabelle Perrigne 12. Collusion, mergers, and related antitrust issues John Asker and Volker Nocke 13. Innovation: market failures and public policies Kevin A. Bryan and Heidi L. Williams 14. The IO of selection markets Liran Einav, Amy Finkelstein, and Neale Mahoney 15. The industrial organization of financial markets Robert Clark, Jean-François Houde, and Jakub Kastl 16. The industrial organization of health care markets Ben Handel and Kate Ho 17. Energy and environmental markets, industrial organization, and regulation Ryan Kellogg and Mar Reguant