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The degrees of freedom and Std.Error are not calculated correctly when there are collinear fixed effects.

3

The degrees of freedom and Std.Error are not calculated correctly when there are collinear fixed effects. Thanks for the great package! I have been using this package for quite some...

Simplify computation of grouped minimum while handling missing values

5

I recently encountered a situation where I needed to compute the minimum value of a variable grouped by another variable while ignoring missing values. In Stata, this can be achieved...