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Thanks Clyde
 3 posts

Tests with interaction variable
Dear All,
I have a question, which is not strictly related to the usage of Stata. Suppose I have a model like the following:
...
 3 posts

 9 posts
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 4 posts
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Maybe Stafano was referring to the following post:
https://www.statalist.org/forums/for...ithpaneldata
 11 posts
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Thanks for your suggestion Carol. I have just realized that
Code:mat s11=covar[_b[rep78], _b[rep78]]
...
should be written
 5 posts
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Saving entries in variancecovariance matrix
Dear All,
I would like to generate the variancecovariance matrix after my estimation and then I want to save some specific entries to be...
 5 posts

Thanks Clyde. Regarding the idea of finding a Ushape checking the sign of the linear and the quadratic term and adding the requirement that the turning...Last edited by Dario Maimone Ansaldo Patti; 17 Aug 2018, 19:12.
 10 posts
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I would like to add something more to the discussion. Having a negative term an a positive squared value is only a necessary but not sufficient condition...
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Dario Maimone Ansaldo Patti replied to I have the problem of converting string data into numerical data in STATAin GeneralExport your data in excel (or probably they already come from an excel file) and remove all the NA entries, leaving the cell empty. Then import the data...
 4 posts
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Dario Maimone Ansaldo Patti replied to Command xtabond2 gives error message: factor variables may not contain noninteger valuesin GeneralI think you wrote 1.return while you should have L.return. You want the lagged values of return don't you? In addition I would also use some lagged values...Last edited by Dario Maimone Ansaldo Patti; 14 Aug 2018, 19:03.
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Thanks William. I tried the wrong way. This is exactly what I need....
 3 posts
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Exporting variancecovariance matrix in Excel or Latex
Dear All,
is there any chance to export a variancecovariance matrix from Stata to Latex or Excel?
I run the following:...
 3 posts
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