Jane Street

Interview Question

Trader Interview
Jane Street

You and a friend are betting on individual games of the World Series. For each game, if your team wins, you win a certain positive amount of money, and if your team loses, you lose that same amount. You and your friend want to construct a betting scheme so that you will win $1000 if your team wins the series and lose $1000 if your team loses the series, regardless of the final game score (e.g., 4-3, 2-4, etc.). How much should you bet on the first game?

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