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| \  / ||  |  ___|| | || | ||  |  ___||     ___   
|  \/  ||  | ||__   | || | ||  | ||__      /   || 
| .  . ||  | ||__   | \\_/ ||  | ||__     | [] || 
|_|\/|_||  |_____||  \____//   |_____||    \__ || 
`-`  `-`   `-----`    `---`    `-----`      -|_|| 
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Text this: Pricing American options with stochastic volatility: Evidence from S&P 500 futures options