Welcome to Oxford
　　1. Who am I？ Chris Wallace， Lecturer at the Department of Economics， Oxford
　　University and Fellow in Economics at Trinity College.
　　2. What do I do？ Teach economics and research in the ¯eld of game theory.
　　3. Who are you？ First year students taking either the Philosophy， Politics and
　　Economics （PPE） degree， the Economics and Management （EM） degree， the
　　Modern History and Economics （MHE） degree， or second years on one of the
　　Joint degrees with Engineering and Materials （EEM/MEM） at Oxford.
　　4. What do you do？ Attend these lectures， attend tutorials and write essays.
　　You should also attend the mathematics lectures provided by the Department.