“Chances are that neither the client nor the agency will ever know very much about what role the ad has played in sales or profits of the client, either short-term or long-term.”
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Buy me and you will overcome the anxieties I have just reminded you of.
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The effectiveness of advertising depends on the amount and kind of product information available to consumers... advertising will be more successful the more impoverished the consumer's information environment.
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Most criticism of advertising is written in ignorance of what actually happens inside these agencies.
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Sales may lead to advertising as much as advertising leads to sales.
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