### Zero-sum game

A type of game wherein one player can gain only at the expense of another player.

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Warren Buffett Knows the Language of Investing

A type of game wherein one player can gain only at the expense of another player.

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An analytical method that can be used to determine the solution to a capital rationing problem.

A portfolio of zero net value established by buying and shorting component securities, usually in the context of an arbitrage strategy.

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A bond in which no periodic coupon is paid over the life of the contract. Instead, both the principal and the interest are paid at the maturity date.

A portfolio constructed to represent the risk-free asset, that is, having a beta of zero.

A checking account in which zero balance is maintained by transfers of funds from a master account in an amount only large enough to cover checks presented.

The assumption of payment of scheduled principal and interest with no payments.

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Such a debt security pays an investor no interest. It is sold at a discount to its face price and matures in one year or longer.

Statistical measure that quantifies the distance (measured in standard deviations) a data point is from the mean of a data set. Separately, z score is the output from a credit-strength test that gauges the likelihood of bankruptcy.

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Also known as an accrual bond or accretion bond; a bond on which interest accretes interest but is not paid currently to the i nvestor but rather is accrued, with accrual added to the principal balance of the Z and becoming payable upon satisfaction of all prior bond classes.