The $20 Theory of the Universe
esquire.com
esquire.com
I'm taking a writing class right now, and they really stress that real-world examples explain your argument better and make the writing more interesting, and I think that's actually true.
That said, giving too many examples makes it too long to be worth people's time and/or bores them with too many examples that are too similar.
Certain cultures outside of the States embrace haggling as a predominant means of exchange, i.e. in China via tuangou: http://en.wikipedia.org/wiki/Tuangou
$20 for some corporate meeting's catered buffet? Why not just buy a nice lunch with the $20?
Worth every penny.
well, I can't say TL;DR. If it were more interesting, I would have read it to the end. TB;DR.