Alexandre Gajevic Sayegh is a Postdoctoral Fellow in the Department of Political Science at McGill University. Previously, he was a Postdoctoral Fellow at the MacMillan Center for International and Area Studies and a Lecturer at the Department of Political Sciences at Yale University.

What is our ideal of justice? What can we do to make the world a better place here and now? Bridging these questions, this insightful study presents a conceptual framework for formulating action-guiding principles. Case studies from climate change and international taxation provide refreshing illustrations of how to use abstract values as inspiration while showing sensitivity to empirical facts.

• Introduction / Part I / 1. On the Roles and Limits of Ideal Theory / 2. Overcoming the 'Paradox' of Ideal Theory / 3. Action-Guidance in a Non-Ideal World /4. Transitional Theory: Connecting Ideals with Political Action / Part II / 5. Tax Competition / 6. Climate Justice / 7. Carbon Pricing / Conclusion

Alexandre Gajevic Sayegh is a Postdoctoral Fellow in the Department of Political Science at McGill University. Previously, he was a Postdoctoral Fellow at the MacMillan Center for International and Area Studies and a Lecturer at the Department of Political Sciences at Yale University.

What is our ideal of justice? What can we do to make the world a better place here and now? Bridging these questions, this insightful study presents a conceptual framework for formulating action-guiding principles. Case studies from climate change and international taxation provide refreshing illustrations of how to use abstract values as inspiration while showing sensitivity to empirical facts.

• Introduction / Part I / 1. On the Roles and Limits of Ideal Theory / 2. Overcoming the 'Paradox' of Ideal Theory / 3. Action-Guidance in a Non-Ideal World /4. Transitional Theory: Connecting Ideals with Political Action / Part II / 5. Tax Competition / 6. Climate Justice / 7. Carbon Pricing / Conclusion

Alexandre Gajevic Sayegh is a Postdoctoral Fellow in the Department of Political Science at McGill University. Previously, he was a Postdoctoral Fellow at the MacMillan Center for International and Area Studies and a Lecturer at the Department of Political Sciences at Yale University.

What is our ideal of justice? What can we do to make the world a better place here and now? Bridging these questions, this insightful study presents a conceptual framework for formulating action-guiding principles. Case studies from climate change and international taxation provide refreshing illustrations of how to use abstract values as inspiration while showing sensitivity to empirical facts.

• Introduction / Part I / 1. On the Roles and Limits of Ideal Theory / 2. Overcoming the 'Paradox' of Ideal Theory / 3. Action-Guidance in a Non-Ideal World /4. Transitional Theory: Connecting Ideals with Political Action / Part II / 5. Tax Competition / 6. Climate Justice / 7. Carbon Pricing / Conclusion