Output in country X is 30000 units and there are 3000 persons working while country Z has an output of 40000 units and 8000 workers.
(A)The productivity of labor in country Z is 33 percent higher than in country X. (B)The productivity of labor in country Z is 25 percent higher than in country X. (C)The productivity of labor in country X is 33 percent higher than in country Z. (D)The productivity of labor in country X is twice as much as country Z.
D