In the last four decades, the share of income going to U.S. households in the top fifth of the population:

Government budget

What will be an ideal response?

The United States' comparative advantage over Japan in the production of rock-n-roll music implies that (for a similar quality of music) the

A) opportunity cost of production is less in Japan. B) absolute cost of production is less in the United States. C) absolute cost of production is less in Japan. D) opportunity cost of production is less in the United States. E) None of the above.