INTERPOLATE TIME SERIES STATA

So do it in 3 commands. Interpolation problems often occur with data with irregular “time” variables, and indeed with quite different variables too. Thank you for your answer. Sign up or log in Sign up using Google. By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. This is a linear interpolation, which will work for single year gaps, but not for two years in a row, but for my purposes it is enough. Just to be clear, I have something like this:

By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. Stata module to interpolate values. Email Required, but never shown. Filling empty observations in panel 24 Jul , If you are a registered author of this item, you may also want to check the “citations” tab in your RePEc Author Service profile, as there may be some citations waiting for confirmation. Then try it again.

Stata module to interpolate values. So do it in 3 commands. I think you’re arguing with yourself. This is a linear interpolation, which will work for single year gaps, but not for two years in a row, but for my purposes it is enough. Well, since neither Nick nor I could replicate your problem, and it certainly appears you are doing it correctly, there may be something wrong with your Stata installation. This allows to link your profile to this item. As you can see in the screenshot, the values that i have on the left, are not maintained on the right.

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Last edited by gicanzo ; 24 Jul If not, how to get around this? Have you tried the -ipolate- command?

More about this item Keywords interpolation ; extrapolation ; times ; generate ; Statistics Access and download statistics.

I have thousands of variables of all types. I ran the same command you gave and got: If CitEc recognized a reference but did not link an item in RePEc to it, you can help with this form.

MIPOLATE: Stata module to interpolate values

How can I do this? Ok, this is a workaround since I can’t find a way to replace values with sereis that is feasible for thousands of intrpolate The interpolated values are empty, so a backlog of values is unnecessary, and these rows are marked. Type -update all- innterpolate the command line. Interpolating numeric values in Stata without creating new variables Ask Question.

Nick Cox Nick Cox Contact Stata technical support. When requesting a correction, please mention this item’s handle: Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. This module should be installed from within Stata by typing “ssc install mipolate”. Thank you for your answer. In the help file I read that the syntax of -ipolate- is: In this case, would generating thousands of extra variables be prudent?

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MIPOLATE: Stata module to interpolate values

Ok, this is a workaround since I can’t find a way to replace values with ipolate that is feasible for thousands of variables:. It uses one of the following methods: If you know interpolste missing items citing this one, you can help us creating those links by adding the relevant references in the same way as above, for each refering item.

You can help correct errors and omissions. I have a longitudinal data set with recurring observations id 1,2, RePEc uses bibliographic data supplied by the respective publishers. This is exactly what I do, but the result I get is still the same.

I will be very happy to see a better solution: General contact details of provider: What I did so far: Since it is reasonable to assume that this variable changes slowly jnterpolate time, I would like to fill in the gaps following a function which is basically a straight line between the two values.

Your question states that you must do this and I am explaining how.