change model

  1. B

    Model suggestion

    What is the best model to study in-person attitude change over time?
  2. J

    how to measure change in performance ? Using regression model ? HELP

    Hi everyone, I have to measure the difference of the performance of firms before and after an event. Let's say the performance at (event - 1year) is 10%, and perf at (event +1y) is 12%, then the delta is +2%. However, here, we solely measured the difference. Hence what kind of model...