forstef 发表于 2014-4-23 21:35( S; T# g4 [: M+ j3 B: i, V
CTR算2% click per day =20000*2%=400( F& ]* l# ?# U8 g
ppc算$0.05 paid per day = 400*$0.05= $20 % B" }" n V' K' ?* S. D3 b8 \( X( o; N要忽略无效点击么? ...
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如果全是三哥之类的流量,肯定有大量无效点击: { s2 M( [. R