_____________ time use investigates the meaning or significance of time use and how individuals feel about time use

The difference between the salaries paid to movie stars and to actors who play supporting roles is much greater today than it was in the 1930s and 1940s. What factor explains this increase in relative salaries over time?

A) There was no actors' union in the 1930s and 1940s. The rise of strong actors' unions has caused salaries of movies stars to be greater today than in previous years. B) Technological advances in the entertainment industry increase the revenue that successful movies can earn. This has increased the movie studios' willingness to pay high salaries to movie stars. C) The studio system that dominated the industry in the 1930s and 1940s no longer exists. The studio system allowed movie studios to sign actors to long-term contracts that kept salaries down. D) Agents of movies stars are effective in obtaining large salaries for their clients today. Few movie stars had agents to negotiate for them in the 1930s and 1940s.

If the economy is already producing at its potential, _____

a. the spending multiplier equals 1/(1 - MPC) in the long run b. the spending multiplier is less than 1/(1 - MPC) in the long run c. the spending multiplier is more than 1/(1 - MPC) in the long run d. the spending multiplier equals zero in the long run e. the aggregate demand curve is horizontal