横截面数据 The third chapter carries on empirical analysis,including time series and cross-section data analysis. 第三章为实证分析,分别进行时序分析和横截面数据. 时序数据 The availability of cross-country and time-series data now allows experts to make much more systematic analyses. 今天,由于专家可以取得跨国和时序数据,因此得以更有系统地分析贫穷问题.
