[throwaway302498]

Might it be related to: https://www.google.com/#q=black+tipping

[giardini]

"Might it be related to: https://www.google.com/#q=black+tipping"

When I first read this I thought of

https://en.wikipedia.org/wiki/Cow_tipping

and it took me a moment to recover!

(but read http://modernfarmer.com/2013/09/cow-tipping-myth-or-bullcrap... for a refutation)

[x2398dh1]

Your slew of Google searches included this article:

http://scholarship.sha.cornell.edu/chrpubs/88/

[selectron]

That has to be one of the worst abstracts I've ever read. I have no idea whether or not black people tip less having read the abstract.

[spraak]

Right... why use a throwaway if it's so true?