Hi everyone. I've been using Gretl for almost two months and I think is a really great software for econometric analysis. I want to request another test for Heteroskedasticity, I see there's some tests already in Gretl, but I don't see the Goldfeld-Quandt contrast and since I'm not that good on Gretl's commands I'm having a hard time trying to do that test.

Well, that's pretty much my request... thanks to all.

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