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3
votes
2answers
89 views

Do futures follow physical or risk-neutral distributions

I've spent a while looking for an answer to this question and while I feel it is a simple question I have not found an answer. I know prices of option contracts follow an implied, risk-neutral ...
-4
votes
1answer
101 views

Risk Neutrality Necessary for Dual Delta Calculation?

I have an option chain for a specific expiry date. Then calculate dP/dK numerically for each pair of strikes. My hunch is that this calculation is not risk neutral in the strictest sense of the word ...
4
votes
1answer
168 views

Radon-Nikodym derivative and risk natural measure

I need help with my understanding of changing probability measure. Im not a mathematician so I hope for answers that are not too technical. As shown in this Wikipedia article ...
0
votes
0answers
34 views

Calculation of physical and risk neutral density using index options

I am asking professionals for a help. There have already been the post Data Selection for Empirical Pricing Kernel Estimation (Stochastic Discount Factor) from Finance_Newbie. But I am wondering ...
1
vote
1answer
117 views

Prove that the binomial algorithm implies the arbitrage free price at t=0 of a T-claim

In Tomas Bjork's Arbitrage Theory in Continuous Time (or here), $\exists$ these propositions How does the first formula follow from from the algorithm? I get that $\Pi(0;X) = V_0(0)$, but I don't ...
7
votes
2answers
492 views

T-Forward Price on risk-neutral measure

i have and question concerning the T-forward price definition on the Robert J.Elliot's book : Mathematics of Financial Markets. On his chapter 9, definition 9.1.3 p.249. He give the formula without ...
3
votes
0answers
112 views

Estimating risk aversion (power or exponential utility) from options prices

I came across this literature and it seems like there are a number of ways people do this. You can do it for an option on any underlying as long as you can create the risk-neutral p.d.f. If you agree ...