Intervention Policies for Private Car Ownership in Megacities of Developing Countries

With rapid growth in urbanization and motorization, many Chinese megacities are suffering severe traffic congestion and air pollution. To alleviate this worsening situation, some megacities in China have implemented a license quota system (an intervention) to limit car ownership. In this paper, different license allocation schemes are presented: the lottery system in Beijing, the auction system in Shanghai, and the hybrid system in Guangzhou....