2.2 Price elasticity, income elasticity and cross elasticity of demand

2.2.1—PED, YED and XED

2.2.2—Elasticity formulae

2.2.3—Elasticity coefficients

2.2.4—Elasticity values

2.2.5—PED on straight-line demand

2.2.6—Elasticity determinants

2.2.7—PED and total expenditure

2.2.8—Elasticity and decision-making

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2.2 Price elasticity, income elasticity and cross elasticity of demand