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Show that portfolio's percentage contribution to loss (PCL) equals PCR (risk)

I came across this question during self study on a quantitative book (Question 3.6 on Page 75 of Quantitative Equity Portfolio Management: Modern Techniques and Applications By Edward E. Qian, Ronald ...
tbzj's user avatar
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1 vote
1 answer
119 views

Option analysis

Assume zero dividend and that the strike price for a European call option on a stock at a fixed maturity T and strike price K is given by C(K).Suppose that $C(K)=e^{-k}$ for all $K\geq 0$ ,then, I ...
Win_odd Dhamnekar's user avatar
-2 votes
1 answer
187 views

No arbitrage opportunities and interest rate

Consider a financial market with one single period, with interest rate r and one stock S. Suppose that $S_0 =1$ and, for n=1, $S_1$ can take two different values: 2, 1/2. For which values of r the ...
Win_odd Dhamnekar's user avatar