Which of the following actions did Congress NOT take in the 1930s, in an effort to prevent future financial crises like the stock market crash of 1929?

In economics, the optimal level of pollution is

A) zero. B) the level for which the net benefit from reducing the pollution is greatest. C) the level for which the total benefit from reducing the pollution is greatest. D) the level which generates a positive externality.

A patent is a government protection that gives

A. companies the right to produce any good they choose. B. monopolies the right to be sole producers due to economies of scale. C. consumers the right to sue when products are unsafe. D. inventors exclusive rights to their product for a time.