Business I / Economic Applications
Practice question · Estimate

If ε=1.5\varepsilon = -1.5 and price rises by 10%, demand falls by approximately:

Estimate on a scale from 0% (0) to 30% (30).

Hints
  1. The elasticity multiplies the percentage price change.
  2. The sign tells you the direction of the quantity response.
Show the answer

15 (answers within ±2 count)

Why

%ΔQ=ε×%ΔP=1.5×10%=15%\%\Delta Q = \varepsilon \times \%\Delta P = -1.5 \times 10\% = -15\%. Demand falls 15%, the elasticity is a direct multiplier from price changes to quantity changes.

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