Bridget has a limited income and consumers only wine and cheese; her current consumption choice is four bottles of wine and 10 pounds of cheese. The price of wine is $10 per bottle and the price of cheese is $4 per pound. The last bottle of wine added 50 units to Bridget’s utility, while the last pound of cheese added 40 units.

a. Is Bridget making the utility-maximizing choice? Why or why not?

b. If not, what should she do instead? Why?

1 answer

on the last, utility units/dollar

wine: 50/10=5
cheese: 40/4=10

she should have traded the bottle of wine for more cheese.