He ________ all his authority to make them accept the plan. A: exceeded B: exerted C: eases D: enforces

The Constitution defines three branches of government，which are the_____ branch, which enacts laws; the _____ branch, which enforces those laws; and the _____ branch, which interprets them. A: legislative B: executive C: judicial D: educational

The Coase theorem does NOT apply if A: there is a significant externality between two parties. B: the court system vigorously enforces all contracts. C: transaction costs make negotiating difficult. D: oth parties understand the externality fully.

Which of the following is NOT mentioned as one of the trade obstacles in the text A: Resistance from a large number of big enterprises against foreign competition. B: Hindrance of business and government to imported goods that threaten domestic markets. C: Firm support for import restrictions among Japanese workers, one of the powerful political forces. D: Historically formed bureaucracy which makes laws and regulations and enforces them.