The relationship between a change in the price of a complementary good and demand for another complementary good is

As wages and prices become more flexible ________

A) wages becomes less responsive to unemployment deviations from the natural rate B) it becomes easier to differentiate the short-run from the long-run Phillips curve C) inflation becomes more responsive to unemployment deviations from the natural rate D) all of the above E) none of the above

Total costs equal

a. Fixed costs b. Variable costs c. Sunk costs d. Fixed costs plus variable costs