Bookmakers Baffle Bettors With 'Dark Nudges', Researcher Says

UK gambling companies are exploiting players’ biases with “dark nudges” such as using the term “return to player” for a required warning, rather than the more comprehensible “house edge”, a researcher has said.

Regular gamblers were far more likely to correctly identify their chances of winning at a particular game if it was described as “house edge” than the favoured gambling industry terminology of “return to player”, according to Philip Newall, a researcher at the University of Warwick.

About 400 regular UK gamblers were questioned on the meaning of the sentence “This game has an average percentage payout of 90 percent”, Newall said.

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