finds 2 losing games can make a gambler a winner. Look out Las Vegas, here comes
Scientists have shown it's possible to play losing games and still come out a
Parrondo's paradox dictates that a
gambler who alternates between two games, both with odds that strongly favour the house,
can win if certain rules are followed. In the latest issue of Nature, two researchers from
Australia illustrate how the paradox applies to two losing coin-toss games.
game involved one coin, biased so it would win slightly less than half the time. The
second game involved two coins; which one was played depended on the winnings so far.
Either game alone causes steady losses. But playing the games together would make any pit
researchers ran computer simulations that alternated between two rounds of the first games
and two rounds of the second. Over 100 rounds, earnings grew. Even switching randomly
between the two games was a winning proposition.
paradox may be useful for understanding economics or demographics, the researchers wrote.
Unfortunately, the scientists provided no specifics
on blackjack, roulette, craps, or any other Vegas favourites.