1. Review and Foresight Ping Chen http://pchen.ccer.edu.cn/ （个人主页） http://pchen.ccer.edu.cn/bbs/ （学生论坛） 2004 年 5 月 21 日

2. Solved and Unsolved Problems Existence of color chaos A better model of birth-death process Nonlinear utility and nonlinear supply- demand curve Nonlinear IS-LM curve

3. Comparison of Economic Schools of Thoughts Homogenous Macro System: New Classical (equilibrium school) ： Price flexibility, deregulation, de-unionization, flat tax Keneysian (disequilibrium school): Price rigidity, fiscal & monetary policy on demand side New Evolutionary (non-equilibrium school): Rise and fall of technology wavelets, selective standard, progressive tax, nonlinear pricing, structural adjustment, diversified learning

4. Future Tasks Paper/book writing for existing projects Field observation of firms, villages, and local governments History of economic reform Culture studies: cultural economics, cultural anthropology, and sociological economics Theory of firm