1. Introduction -- 2. Measuring trade policy restrictiveness : a nontechnical introduction -- 3. Tariff reform in general equilibrium -- 4. The trade restrictiveness index -- 5. The mercantilist trade restrictiveness index -- 6. Trade reform, trade restrictiveness, and tariff structure -- 7. Trade reform with tariffs and quotas -- 8. The TRI and MTRI with quotas -- 9. Alternative economic environments -- 10. Aggregating trade restrictions in modeling -- 11. A general framework for measuring policy restrictiveness -- 12. Other policy distortions -- 13. Alternative reference points -- 14. Quantity aggregates -- 15. Measuring trade restrictiveness in a simple CGE model -- 16. Conclusion.