es Consider a society consisting only of Helen who allocates her time between sewing dresses and baking bread Each hour she devotes to sewing dresses yields 4 dresses and each hour she devotes to baking bread yields 8 loaves of bread Suppose that a new sewing machine is introduced that enables Helen to sew 8 dresses per hour rather than only 4 a If Helen works a total of 8 hours per day show how this development shifts her production possibilities curve on the graph below Instructions Use the tool provided to draw Helen s new PPC Plot only the endpoints of this curve and locate these endpoints on the axes Dresses per day 72 64 56 48 40 32 24 16 8 0 8 Helen s PPC 16 24 32 40 48 56 64 72 Loaves of bread per day Tools PPC 0