OK, well, you do, because the airline says you do and as one or other of the Baldwins (and how many of them are there anyway?) found out a few days ago continuing to play a game will lead to your being turfed off the flight.

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And being an economist, I didn't have much to work with in terms of sports, but I started to think, OK, well, these are country-level events and countries do well at things because they're rich or because they've got population or education.

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