#arbitrage  a kind of hedged investment meant to capture slight differences in price; when there is a difference in the price of something on two different markets the arbitrageur simultaneously buys at the lower price and sells at the higher price
  supertype:  investing__investment  the act of investing; laying out money or capital in an enterprise with the expectation of profit
  subtype:  risk_arbitrage__takeover_arbitrage  arbitrage involving risk; as in the simultaneous purchase of stock in a target company and sale of stock in its potential acquirer; if the takeover fails the arbitrageur may lose a great deal of money

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