Because time is resources of the rareness, soeconomic reasonable person should consider two kinds of rigidity limiting conditions:income and time. They may just reach the optimum state.
英
美
- 由于时间也是稀缺性的资源,理性的经济人必须要同时考虑收入和时间两种刚性的消费限制条件,才有可能达到最优状态。