Based on the observations of the neo-classic economics on traffic congestion,the author of this article makes a comparative study of the data both domestic and abroad and points out that Veblen effect is significant in the private car consumption in China.It is proved that the effect can bring extra positive impact on the car consumers,which will result in beneficial gaps between the private consumers and society,and leads to deterioration of traffic congestion.Therefore,congestion charges based on Pigouvia...