23  Difference-in-difference

Work-in-progress 🚧

You are reading the work-in-progress first edition of Causal Inference in R. This chapter is unstarted, but don’t worry, it’s on our roadmap.

23.1 Difference-in-Difference

rnorm(5)

[1]  0.1663  0.7474  0.8136 -1.2318  0.7377

23.2 Synthetic controls