If you eat at a sushi restaurant that charges $20 for its all-you-can-eat sushi special, then the marginal cost of your 10th piece of sushi is

Refer to the figure above. In autarky equilibrium, the relative price is given by the slope of the production possibility frontier at point

A) D. B) E. C) F. D) Can't answer without more information.

With specialization

A) opportunity costs tend to be constant. B) there are greater gains in material well being. C) there is more emphasis on self-reliance. D) society is more productive while individuals are less productive.