To learn more about the difference between criteria of rightness and decision procedures, and how this difference entails a distinction between “single-level utilitarianism” and “multi-level utilitarianism”, please see the section Chapter 3: Elements and Types of Utilitarianism: Multi-level Utilitarianism Versus Single-level Utilitarianism on utilitarianism.net.
To learn more about the difference between criteria of rightness and decision procedures, and how this difference entails a distinction between “single-level utilitarianism” and “multi-level utilitarianism”, please see the section Chapter 3: Elements and Types of Utilitarianism: Multi-level Utilitarianism Versus Single-level Utilitarianism on utilitarianism.net.