Serial of hidden Inside Information (8)-what wasted “half of the advertising money”?
There is a conundrum in the advertising industry, like Goldbach’s Conjecture, which was posed by the famous advertising guru John Wanamaker: I know that half of my advertising spends are wasted, but unfortunately, I don’t know which half are wasted. This question has been troubling all advertising practitioners ever since it was raised. Advertising means …
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