What you’ll learn6 learning objectivesChoose one objective for a focused lesson, or study the complete topic.2.1.1Law of demand• Demand shows the relationship between price and quantity demanded• Quantity demanded usually falls as price rises, ceteris paribusSyllabus objective2.1.2(HL)—Assumptions behind demand• Income and substitution effects help explain the law of demand• The law of diminishing marginal utility helps explain why consumers demand less at higher pricesSyllabus objective2.1.3Demand curve• Demand can be represented by a downward-sloping demand curve• Diagram: downward-sloping demand curveSyllabus objective2.1.4Individual and market demand• Market demand is derived from individual consumers' demand• Demand analysis distinguishes individual behaviour from total market behaviourSyllabus objective2.1.5Non-price determinants of demand• Demand shifts with income, tastes and preferences, future price expectations, and number of consumers• Demand also shifts with prices of related goods, including substitutes and complementsSyllabus objective2.1.6Movements and shifts in demand• A price change causes movement along a demand curve• Non-price determinants shift the demand curve• Diagram: movements along and shifts of the demand curveSyllabus objective