What you’ll learn5 learning objectivesChoose one objective for a focused lesson, or study the complete topic.7.1.1Total and marginal utility• Definition and calculation of total utility and marginal utilitySyllabus objective7.1.2Diminishing marginal utility• Diminishing marginal utilitySyllabus objective7.1.3Equi-marginal principle• Equi-marginal principleSyllabus objective7.1.4Individual demand curve derivation• Derivation of an individual demand curveSyllabus objective7.1.5Limits of marginal utility theory• Limitations of marginal utility theory and its assumptions of rational behaviourSyllabus objective