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Elasticity and market changes calculators
Explore 3 free elasticity and market changes calculators. Calculate in your browser with clear inputs, worked examples, and transparent methods.
3 calculators available
- Income Elasticity: Base-Period & Midpoint Methods
Compare the proportional change in demand with the proportional change in income, using either initial-value or midpoint denominators.
- Midpoint Demand Elasticity & Revenue Change
Calculate signed midpoint elasticity for a nonpositive price-demand relationship, plus revenue at both endpoints.
- Supply Elasticity: Base-Period & Midpoint Methods
Calculate signed supply elasticity from two prices and quantities, with base-period and midpoint percentage-change options.