Traffic congestion is an example of market failure caused by vehicle transporta- tion s negative externalities,where social costs are much more than private costs.

Due to the inherent feature of technology commodity and technology transaction,market failure rises in the working process of technology market;Our country being in the turning time from plan-economy system to market-economy system,policy distortion and nature distortion make the te.

Fiscal policies that aim at increasing knowledge and human capital accumulation,stimulating technology improvement and alleviating income inequality will correct the market failures and lead.

In the transitional period of China s economy, there appear such problems as "market inefficiency", "government inefficiency" and a worsening "third allocation inefficiency".

The choice in the reform of public health system——How to deal with government failure and market failure;

Flood risk insurance market failure;

Study on market failure and government intervention in modulating wetlands;

This article analyzes the causes of market failures in environment economy field.

The transmission mechanism of Pareto efficient、securities market failures and civil liabilities institutions of securities law promulgates that Pareto efficient constitutes economic basis of the civil liabilities institutions of securities law.