Mary is able to type at most 8 essays a week or to complete at most 4 math assignments. Shaun is able to type at most 5 essays or to complete at most 4 math assignments. Assuming both have constant opportunity costs, who has the comparative advantage in completing math assignments?

a.Shaun because his opportunity cost for one math assignment is 5/4 essays

b.Shaun because his opportunity cost for one math assignment is 2 essays

c.Mary because her opportunity cost for one math assignment is 5/4 essays

d.Mary because her opportunity cost for one math assignment is 2 essays

In an economy, assume that the price of Spongebob Squarepants Mugs decreases, but the price of Lava Lamps increases by a larger percentage and all other prices stay the same. Spongebob Squarepants Mugs are included in the consumer basket of goods, but Lava Lamps are not. Assume the quantity sold of Spongebob Squarepants Mugs and lava lamps are roughly the same from year to year.As a result, we should see the GDP deflator ________, and the CPI ________.

a.decrease; decrease

b.increase; decrease

c.decrease; increase

d.increase; increase