【公告】重磅：近千年各国人口、GDP、人均GDP数据

先收藏着，没钱买

可以分期付款不？呵呵

也太贵了吧

卖这么贵做啥子啊

太贵了，暂时没机会看了，

钱袋空空，望洋兴叹

爱萌 发表于 2009-7-18 08:59
where do you get from the data? is it whether the data is reliable?
when do they survey the data? how come out it?
if you can answer these questions which has the related answer, you can raise or decrease  your price?

楼主应该说说清楚的啊

1000币，赶上了通货膨胀啦！

太贵了，失去了论坛相互帮助相互共享信息的宗旨

完全买不起啊。。。。。