More examples in this paper: From self-prediction to self-defeat: behavioral forecasting, self-fulfilling prophecies, and the effect of competitive expectations
https://www.smh.com.au/politics/federal/federal-election-2016-laurie-oakes-ties-up-bookies-with-multicoloured-offering-20160703-gpxhr0.html,
https://www.sportbible.com/americanfootball/news-betting-super-bowl-streaker-yuri-andrade-won-374000-on-incredible-prop-bet-20210209
Both examples courtesy of https://news.ycombinator.com/item?id=26194848
More examples in this paper: From self-prediction to self-defeat: behavioral forecasting, self-fulfilling prophecies, and the effect of competitive expectations
https://www.smh.com.au/politics/federal/federal-election-2016-laurie-oakes-ties-up-bookies-with-multicoloured-offering-20160703-gpxhr0.html,
https://www.sportbible.com/americanfootball/news-betting-super-bowl-streaker-yuri-andrade-won-374000-on-incredible-prop-bet-20210209
Both examples courtesy of https://news.ycombinator.com/item?id=26194848