The price of a good falls from $15 to $13. Given this decline in price, the quantity demanded of the good rises from 100 units to 120 units. The own-price elasticity of demand for the good is closest to:
选项:
A: −0.67.
B: −1.50.
C: −1.25.
发布时间:2024-06-21 10:21:21