A Shiny app for checking how robust DiD results are to violations of the parallel trends assumption. It runs HonestDiD sensitivity analysis with examples or your own data, and outputs plots, results, and R code.
https://t.co/7Zrv5N6mmZ
I'm a behaviour person, but this is true...
"When any field of science amasses enough quantitative data, it eventually turns to mathematical modelling to make sense of it" (p.312).
— Dr. Grace Lindsay, in Models of the Mind