Regression models 


Panel regression models fit via multilevel modeling 

Panel regression models fit with GEE 

Estimate first differences models using GLS 

Estimate asymmetric effects models using first differences 

Asymmetric effects models fit with GEE 

Bayesian estimation of withinbetween models 

Panel data wrangling 

Create panel data frames 

Convert long panel data to wide format 

Convert wide panels to long format 

Summarize panel data frames 

Filter out entities with too few observations 

Make model frames for panel_data objects 

Convert panel_data to regular data frame 

Check if object is panel_data 

Model utilities 


Tidy methods for 
Tidy methods for 

Tidy methods for 

Predictions and simulations from withinbetween models 

Predictions and simulations from withinbetween GEE models 

Retrieve model formulas from 

Number of observations used in 

Other utilities 

Check if variables are constant or variable over time. 

Prepare data for withinbetween modeling 

Generate differenced and asymmetric effects data 

Retrieve panel_data metadata 

Plot trends in longitudinal variables 

Estimate Heise stability and reliability coefficients 

Datasets 

Earnings data from the Panel Study of Income Dynamics 

National Longitudinal Survey of Youth teenage women poverty data 

National Longitudinal Survey of Youth data 