Match complement math: 1. Cross: p. Coeff 2. Sign: q. Negative 3. Joint: r. Car fuel
- 1-p, 2-q, 3-r
- 1-p, 2-r, 3-q
- 1-q, 2-p, 3-r
- 1-r, 2-p, 3-q
Show answer and solution
Correct answer: A. 1-p, 2-q, 3-r
Complementary goods have a negative cross-price effect in demand functions because price hikes in one reduce demand for both.