poslucháč podšálka návštevník calculate random effects from plm kedykoľvek útek z väzenia Rozlúčka
Fixed and random effects models: making an informed choice | SpringerLink
4 reasons to use PROC PLM for linear regression models in SAS - The DO Loop
Panel Data using R
Fixed vs. random effects for browsing data – a simulation | R-bloggers
How to calculate fixed effects from R plm function? | ResearchGate
longitudinal data analysis - Is the panel (PLM in R) approach appropriate when observations within panels vary in location and number between time steps? - Cross Validated
Linear Mixed Models with Random Effects
Getting Started in Fixed/Random Effects Models using R
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10.3 Fixed Effects Regression | Introduction to Econometrics with R