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FreakonomicsIn this case, there is no great pressure on the individual match. So you might expect the wrestlers who won their 7БЂ“7 matches in the previous tournament to do about as well as they had in earlier matches against these same opponentsБЂ”that is, winning roughly 50 percent of the time. You certainly wouldnБЂ™t expect them to uphold their 80 percent clip. As it turns out, the data show that the 7БЂ“7 wrestlers win only 40 percent of the rematches. Eighty percent in one match and 40 percent in the next? How do you make sense of that? The most logical explanation is that the wrestlers made a quid pro quo agreement: you let me win today, when I really need the victory, and IБЂ™ll let you win the next time. (Such an arrangement wouldnБЂ™t preclude a cash bribe.) ItБЂ™s especially interesting to note that by the two wrestlersБЂ™ second subsequent meeting, the win percentages revert to the expected level of about 50 percent, suggesting that the collusion spans only two matches. And it isnБЂ™t only the individual wrestlers whose records are suspect ...» |
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