Suppose the cross-price elasticity of demand between peanut butter and jelly is -2.50. This implies that a 20 percent increase in the price of peanut butter will cause the quantity of jelly purchased to
A、fall by 8 percent.;
B、fall by 50 percent.;
C、rise by 8 percent.;
D、rise by 50 percent.
发布时间：2025-01-26 08:28:07
