Answer :
Human capital per worker, physical capital per worker, natural resources per worker is a determinant of productivity. D. All of the above are correct.
All three factors mentioned, human capital per worker, physical capital per worker, and natural resources per worker, play crucial roles in determining productivity. Human capital refers to the knowledge, skills, and abilities of individuals, which contribute to their productivity. Physical capital includes machinery, equipment, and infrastructure that enhance productivity. Natural resources, such as raw materials, energy sources, and land, can directly impact productivity in industries that rely on them. Therefore, considering and optimizing all three factors can positively influence productivity levels in an economy or organization. Option D is correct.
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