- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input str3 countrycode str25 indicatorcode double(year1960 year1961 year1962)
- "AFG" "AG.AGR.TRAC.NO" . 120 150
- "AFG" "AG.CON.FERT.PT.ZS" . . .
- "AFG" "AG.CON.FERT.ZS" . . .
- "AFG" "AG.LND.AGRI.K2" . 377000 377600
- "AFG" "AG.LND.AGRI.ZS" . 57.7459179609717 57.8378212786815
- "ALB" "AG.AGR.TRAC.NO" . 2900 3800
- "ALB" "AG.CON.FERT.PT.ZS" . . .
- "ALB" "AG.CON.FERT.ZS" . . .
- "ALB" "AG.LND.AGRI.K2" . 12320 12320
- "ALB" "AG.LND.AGRI.ZS" . 44.963503649635 44.963503649635
- end
想实现的:将第二行观察值变成变量
countryname year gdp gnp population
China 1960
China 1961
China 1962
China 1963
China 1964
Japan 1960
Japan 1961
Japan 1962
Japan 1963
Japan 1964
我尝试过reshape但是实在能力有限,麻烦大神指点