Re: st: Asymmetric kernel estimators

[Marcello Pagano <pagano@hsph.harvard.edu>]

Have you tried smoothing the logs?

m.p.

Daniel Schneider wrote:

> I am looking for a way to use asymmetric kernels in kernel density
> estimations, for example a gamma kernel (Chen 2000). Unfortunately, I
> have not been able to locate any implementation in Stata. 
> Am I missing something or has anyone implemented an asymmetric kernel
> estimator in Stata (my data is more or less from a gamma distributions,
> non-negative by definition)?
>
>
> Daniel 
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