(1) When the patent for a vaccine expires, the price dropped from $100 to $2. Explain why this drop in price occurred.

(2) The Expropriation Act (Nova Scotia) grants the following powers:

A. Citizens to compel the Government to sell real property

B. The Government to compel private citizens to sell real property

C. Government and private citizens to compel others to sell real property

D. The Government to compel private citizens to sell personal and real property

(3) If a court chose to protecting by deterrence, this would be an example of using a "liability rule"

True or False ?