<P>[upload=rar]viewFile.asp?ID=14872[/upload]</P>
<P>stata面板数据的做法介绍，英文的，把面板数据的命令介绍的比较详细<FONT size=4>文字</FONT></P>
<P>Regression with Panel Data
(SW Ch. 8)
A panel dataset contains observations on multiple
entities (individuals), where each entity is observed at
two or more points in time.
Examples:
• Data on 420 California school districts in 1999 and
again in 2000, for 840 observations total.
• Data on 50 U.S. states, each state is observed in 3
years, for a total of 150 observations.
• Data on 1000 individuals, in four different months,
for 4000 observations total...............................
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