To state that national saving is equal to investment, for a closed economy, is to state an accounting identity

If the government takes over the distribution of some scarce good in a time of a natural disaster and provides the good at no charge to users, what must also be done?

A) The government must produce the good itself. B) Some rationing mechanism must be set up to determine who gets the good. C) Everyone hurt in the natural disaster must get one of the goods. D) nothing E) Because we live in a democracy, the government must use majority rule as the rationing mechanism.

Which statement is true?

A. American industry is very competitive. B. There is no competition in American industry. C. In order to have competition you need to have many firms in an industry. D. The electrical and natural gas industries are good examples of competition at work.