Suppose the own price elasticity of demand for goodXis -3, its income elasticity is 1, its advertising elasticity is 2, and the cross-price elasticity of demand between it and goodYis -4. Determine how much the consumption of this good will change if:

Instructions:Enter your responses as percentages. Include a minus (-) sign for all negative answers.

a. The price of goodXdecreases by 5 percent.

percent

b. The price of goodYincreases by 8 percent.

percent

c. Advertising decreases by 4 percent.

percent

d. Income increases by 4 percent.

percent