Mathematically Annoying Advertising

My favorite online cartoonist is xkcd, a webcomic of romance, sarcasm, math, and language. Today’s entry reveals xkcd’s inner economist:

All of these drive me nuts.

5 thoughts on “Mathematically Annoying Advertising”

    1. Hi Cornelia –

      For me, I think it’s because cognitive dissonance is painful. For the ads in the first and third panels, my analytical neurons work as fast as my “lizard” neurons, so the conscious recognition of how they want me to respond arrives at essentially the same moment as my objections to the message. I find that dissonance more annoying then when the two concepts arrive at different times.

  1. “The more you spend the more you save.” – Annoying

    “The more (absolutely) you spend the more (relatively) you save.” – Second-degree price discrimination

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