Which of the following happens when there are market failures? a) firms compete more leading to more efficiency. b) the invisible hand automatically lowers prices and increases quality of products. c) the private sector promotes competition d) the public sector steps in to allocate resources e) firms temporarily seek society’s goals rather than maximize profit.

The correct answer is option D.

Explanation:

A market failure refers to the situaion where the market forces fail to efficiently allocate resources. It happens because of a number of reasons such as externalities, monopoly, asymmetrical information, tragedy of commons etc.

In case of market failure, the government has to intervene to efficiently allocate resources. The failure of price mechanism to produce goods efficiemtly results in government to intervene.

answer; comparing the additional benefits and costs;