The Capital-Output Ratio for Most Industrialized Nations

The capital-output ratio for most industrialized nations

A) is negative because the marginal product of capital is diminishing
B) is less than one because each machine produces more value than it cost
C) is roughly equal to one because output growth is linked to capital growth
D) is greater than one because capital is a durable stock and output is an annual flow
E) cannot be measured without knowing how much labor there is in the economy