在对出行目的地空间分布特点进行分析的基础上,提出了减少选择枝个数的目的地小区分段抽样策略,该策略的应用减少了仿真的计算量.......

This paper investigates the factors affecting the conservatism of accounting reports at the market-level and firm-level.......

This paper analyses the impact of the poverty alleviation relocation (PAR) program on rural household income and evaluat......