imperfect competition occurs ? A. When firms are not profit maximisers B. When firms have some control over price and competition C. When the consumption of the good involves an external benefit D. Whenever firms are losing money.

Externalities are a problem only if ? A. decision makers do not take them into account B. all firms are perfectly competitive C. the externalities are negative D. all firms are monopolistic

The idea that when externalities are present private parties can arrive at the efficient solution without government intervention under certain circumstance is known as ? A. The coase theorem B. Arrow’s impossibility theorem C. the drop -in-the bucket problem. the…