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John Hull

"The real challenge was to model all the interest rates simultaneously, so you could value something that depended not only on the three-month interest rate, but on other interest rates as well."

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"The real challenge was to model all the interest rates simultaneously, so you could value something that depended not only on the three-month interest rate, but on other interest rates as well."

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Amber Hurdle

"We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone, and one which we intend to win."

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Amber Hurdle

"In working class districts, you had several families living together in the one house, and it was very difficult to get a house, because the politicians who controlled housing were doing so in a very discriminatory fashion."

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Amber Hurdle

"If you escape from a necessary fight, pray you will live long enough to wait for and deal with the same challenge that must be settled."

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Amber Hurdle

"It was a challenge to my teammates to help me."

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Amber Hurdle

"I'd like to meet a lovely man who shares my interests. On the other hand, I possibly will not. It's part of the hand you're dealt. It's a challenge-and I'm not atypical."

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Amber Hurdle

"Have they known scorn like youFive cellars down?"

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Amber Hurdle

"Just as a puppy can be more of a challenge than a gift, so too can the holidays."

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Amber Hurdle

"It took me about 12 years to reach my million-word mark. The challenge now is to continue to challenge myself."

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Amber Hurdle

"The biggest challenge has been simulating a tornado with wind machines and dirt and debris. Right when you walk on the set, you feel the energy of a tornado. But the hardest thing is trying to get dialogue out in all of that."

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Amber Hurdle

"The Masters is going to be an awesome challenge."

Explore more quotes by John Hull

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John Hull
"Alan White and I spent the next two or three years working together on this. We developed what is known a stochastic volatility model. This is a model where the volatility as well as the underlying asset price moves around in an unpredictable way."
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John Hull
"Briefly speaking, our conclusion is that stochastic volatility does not make a huge difference as far as the pricing is concerned if you get the average volatility right. It makes a big difference as far as hedging is concerned."
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John Hull
"If each of your time steps is one week long, you are not modeling the stock price terribly well over a one-week time period, because you are saying that there are only two possible outcomes."
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John Hull
"Our starting point then was trying to find a way to incorporate mean reversion into the HoLee model."
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John Hull
"I think VAR is a very healthy development within the industry."
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John Hull
"Yes, our tree has an interesting shape. The center branches reflect the shape of the zero curve. When extreme parts of the tree are reached the branching pattern changes to accommodate the mean reversion."
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John Hull
"The HoLee model was the first term structure model. I remember reading their paper soon after it was published and as it was fairly different from many of the other papers that I had read, I had to read it quite a few times. I realized that it was a really important paper."
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John Hull
"We started giving presentations at practitioner conferences in 1986, and since then all of our derivatives research has been stimulated by contact with practitioners."
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John Hull
"In the interest rate area, traders have for a long time used a version of what is known as Black's model for European bond options; another version of the same model for caps and floors; and yet another version of the same model for European swap options."
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John Hull
"The real challenge was to model all the interest rates simultaneously, so you could value something that depended not only on the three-month interest rate, but on other interest rates as well."
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