In the "Ultimatum Game," two subjects, who cannot exchange information, are placed in separate rooms.

在“最后通牒游戏”中，两个不能交换信息的受试者被放置在不同的房间里。

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The exchange between the characters is straightforward to implement within the game.

在游戏中实现角色之间的这种交换很容易。

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You can easily create a scrip account within the game to add to and subtract from as a result of an agreed-upon exchange by the players.

很容易在游戏中创建一个通货帐号，玩家之间的交换会导致他们的帐号余额发生变化。

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Thus armed, day traders are adding a high-tech twist to the well-worn momentum game that exchange-floor traders have played for decades: Buy when markets are rising and sell when they turn south.

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Many game designers are scientists or mathematicians who accepted the long hours and relatively low pay of entry-level jobs in game development in exchange for the opportunity to work full-time in the arena where they spent much of their degree.

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And while some virtual worlds have discouraged the exchange of game money for dollars, Linden Labs condones the practice.

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