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10
votes
0answers
141 views
A non parametric study of VaR with kernel density
I'm working in order to compare the calculation of the VaR between the methodology of copulas and kernel density, all this by using the software r.
The process that I follow is:
Obtain a sample ...
4
votes
0answers
147 views
Asymmetric Volatility Modeling (Interpretation)
I am currently writing a paper on asymmetric volatility modeling of brent, gold, silver, wheat, soybean and corn from 1986-2012 and divided them into 4 sub-sample periods (i.e. 1986-1991, 1991-1997, ...
4
votes
0answers
352 views
Hasbrouck's information share
Given a cointegrated set of price series, I am trying to compute the Hasbrouck's information share, as described in
page 12-13 of this article.
page 7-8 of this article
I have the vector error ...
2
votes
0answers
108 views
Philips-Ouliaris test for cointegration
I'm trying to implement cointegration tests using the R urca package. I've figured out the Johansen test (ca.jo), but I'm having trouble with the Philips-Ouliaris test (ca.po). I have two questions:
...
1
vote
0answers
277 views
portfolio optimization with a loop
I am attempting to minimize the variance of a 3 stock portfolio using optimization within a loop. What I have done is calculated the stock returns and cov matrix from dates 1980-01-01 to 1989-12-31 ...
