INTRODUCTION TO CIRCULAR ECONOMY BUSINESS MODELS by Dr. Totti Könnölä (CEO of Insight Foresight Institute, Co-Founder of INNOGREEN Research & IE Research Fellow) Keynote in the IE Seminar 'ENABLING CIRCULAR ECONOMY BUSINESS MODELS: THE ROLE OF REGULATION AND URBAN DESIGN' in April 26, 2018, at IE University, Madrid http://innogreen.net/