W Anna substitutes brownies for cheesecake sometimes, but Anna always drinks coffee when she has a piece of brownie. t) The price of cheesecake decreases by 10%. As a result, Anna's demand for brownies decreases 'om 1] brownies to 9 brownies. 1What is the cross- price elasticity of demand for Anna for these two goods? Hint: for this calculation just use the '34: change for price you have been given and then calculate the % change in the quantity demanded using the arc elasticity concept. 11m P m = . From Anna's perspective, is cheesecake a substitute or a complement good for broumies?_Why? Use the concept of cross-price elasticity of demand to explain your answer. g) The price of coffee increases by 2%. As a result, Anna's demand for brownies decreases by 15%. What is the cross-price elasticity of demand for Anna for these two goods? 3mm lacunae: . From Anna's perspective, is co'ee a substitute or a complement good for brownies?_Why? Use the concept of cross-price elasticity of demand to explain your