Referring to Exhibit 29-3, suppose the posttrade relative price between Japan and Korea is 1 computer per unit of rice. If Korea takes 10 workers out of rice production, puts the 10 workers in computer production, and sells the resulting computers to Japan in exchange for rice, Korea will Exhibit 29-3 Country Japan Korea Output per Day of Work Good A Good B 5 gain 20 units of rice. lose 20 units of rice. lose 30 units of rice. gain 10 units of rice. lose 40 units of rice. 2 3