Ethics as social science : the moral philosophy of social cooperation 1. Ethics and economics 2. Some fundamentals 3. Origins of ethics 4. The case for indirect utilitarianism 5. What counts as utility 6. The alleged problem of aggregation 7. Is utilitarianism immoral 8. Altruism and self interest 9. Duty and universalizability 10. Rivals of utilitarianism 11. Law government and policy 12. Utilitarianism after all With this important book esteemed economist Leland B. Yeager grounds moral and political philosophy in the requirements of a well functioning society one whose members reap the gains from peaceful cooperation while pursuing their own diverse goals