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1.
When a young, impressionable Asian man, originating from New Zealand has an increased demand in shower sex, owing to an overall boost in consumption capability.
Guy 1: So ever since that guy took microeconomics, he's been having more sex. Especially in the shower.

Guy 2: Oh yeah? Is there more available? Did sex taxes go down?

Guy 1: Nope, greater demand.

Guy 2: Ah! So he's a shower offer.
by Waterloo ex-pat October 20, 2011