- This topic has 49 replies, 44 voices, and was last updated 2 years, 6 months ago by
LYC.
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September 6, 2021 at 9:49 am #6174
I have created a google group for this module. If you are working on it and willing to join in, please leave your email.
October 26, 2021 at 2:02 pm #7142I’m up to the EOM exercises, but having some trouble. Happy to join the group.
December 11, 2021 at 3:59 pm #7646Hi I’ve just started on the module, please add me:)
January 19, 2022 at 12:51 pm #8572working on case 4 and encounter the following error:
Error in if (!all(lower[isfixed] <= fixed[isfixed] & fixed[isfixed] <= :
missing value where TRUE/FALSE neededJanuary 20, 2022 at 6:14 am #8616January 29, 2022 at 1:27 pm #8856Please add me.
ace.kingn0419@gmail.comJanuary 30, 2022 at 4:31 am #8863please add me:
January 30, 2022 at 4:40 pm #8868Please add me. gtactuary@gmail.com
February 1, 2022 at 2:08 am #8879Please add me
February 1, 2022 at 1:08 pm #8880please add me
February 3, 2022 at 2:39 am #8894Please add:
February 5, 2022 at 9:07 pm #8909hi, could you add me as well ttian.vip@gmail.com
February 7, 2022 at 5:51 pm #8920Hi, please add me as well
nytmail001@gmail.com
ThanksFebruary 9, 2022 at 2:32 pm #8943I sent a google invite to everyone on this list. Check your spam folders for it, just in case.
February 14, 2022 at 3:51 am #8978Please add me too.
February 22, 2022 at 11:54 am #9023Hi all, I am at Section 5 Deflators – Hands On 2 right now where I’m stuck as I am unable to reconcile my real-world assumption Call price against that in the module. What I calculated was 336.93 whereas the module result was 321.1. I was able to get the same risk-neutral result, so I’m pretty sure the problem is not due to the code for the function… Does anyone face same issue as me? Below are my codes. Appreciate any help on this. Thanks.
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`{r input data}
s0 = 2500
mu = 0.10 #real-world
r = 0.05
sigma = .15 #real-world
sigma.rn <- 0.2 #risk-neutral
T = 1
N = 500
K = 2500
M <- T * 12
t <- 1/12
Call.T = 5 #year
d=0
`## Generate N scenarios under real-world assumption
Call the equityModelingRW.LN.inputSamples function to generate N economic scenarios under real-world assumption
` {r generate N economic scenarios using RW assumption}
set.seed(1)
sampleValues.rw = matrix(rnorm((M*N), m=(mu*t), sd=(sigma*sqrt(t))), M, N)
St.rw = equityModelingRW.LN.inputSamples(s0, T, N, sampleValues.rw)
`## Estimate Call prices under real-world assumptions
` {r calculate estimated Call prices}
callPrices.rw <- CallPriceCalculation(St.rw, K, r, T, N)
CallPriceEstimates(callPrices.rw)`—————————–
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