The dataset (sample, panel) changes month to month and week to week. How do I account for this in my longitudinal analysis?

[Hayden_Mort (Hayden Mortimer)]

• SafeGraph publishes several files to summarize the composition of the panel for transparency about panel composition and consistency over time.
  • home_panel_summary.csv
  • visit_panel_summary.csv
  • normalization_stats.csv
• See also Panel Normalization for Longitudinal Analysis, Sampling Bias Corrections and Extrapolation.