Thank you very much.
So, the results are correct and the differences between the solutions are pretty
small. Thus, I do not need to worry about the warning message? Yes?
-----Original Message-----
From: Roger Koenker [mailto:rkoenker at illinois.edu]
Sent: 13 October 2015 21:59
To: T.Riedle
Cc: R-help at r-project.org
Subject: Re: [R] quantile regression: warning message
see the output from the quantreg FAQ:
FAQ()
especially point 2.
url: www.econ.uiuc.edu/~roger Roger Koenker
email rkoenker at uiuc.edu Department of Economics
vox: 217-333-4558 University of Illinois
fax: 217-244-6678 Urbana, IL 61801
> On Oct 13, 2015, at 2:55 PM, T.Riedle <tr206 at kent.ac.uk> wrote:
>
> Greetings R Community,
> I am trying to run a quantile regression using the quantreg package. My
code looks as follows:
> RegressionUtilitiesUK<-rq(ReturnUtilities~yield.spread.change+ReturnFT
> SE, tau=0.01,data=State_variables_UK_calm)
>
> Unfortunately, the summary() function returns the results but also
following warning message:
> Warning message:
> In rq.fit.br(x, y, tau = tau, ...) : Solution may be nonunique
>
> My question now is if I should worry about the results. Are my results
correct and how can I avoid this message? I do not understand the message.
>
> Thanks a lot for your feedback.
>
> [[alternative HTML version deleted]]
>
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