我有如下数据希望转换成面板数据(只贴了一部分出来):
time var2 var3 var4 var5
200301 .000078 .000096 .000589 .000111
200302 .000065 .000091 .000077 .000134
200303 .00002 .000036 .000029 .000015
200304 .000239 .000087 .000598 .000082
200305 .000022 .00012 .000048 .000026
200306 .00009 .000187 .000328 .000021
200307 .000046 .000088 .000042 .000056
200308 .00002 .000054 .000038 .000026
200309 .000059 .000065 .000049 .000059
200310 .000019 .000055 .000046 .00003
200311 .000023 .000062 .00007 .000043
200312 .000028 .000064 .000036 .000028
200401 .000104 .000078 .0001 .000101
200402 .000092 .000031 .000057 .000084
200403 .000074 .000066 .000081 .000048
200404 .000022 .00002 .000026 .000036
200405 .000018 .000059 .000026 .000016
200406 .00003 .000025 .000038 .000027
我输入reshape long var2 var3 var4 var5, i(time)j(province)后,出现错误代码如下:
no xij variables found
r(111);
请问这是什么原因呢?急,先谢谢各位了!


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