Do marketing types think about nothing but $?

Parent Cafe
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<p>Uhhmmm… I have a BIG surprise for those girls (and boys, too). This is just to start… Easy-peasy second grade algebra kind of stuff, but it can get to differential equations, too :)</p>

<p><a href=“http://mme.wharton.upenn.edu/help/marketing_math_help.pdf”>http://mme.wharton.upenn.edu/help/marketing_math_help.pdf&lt;/a&gt;&lt;/p&gt;