22  Instrumental variables and friends

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.

22.1 Instrumental variable analysis

[1]  0.457205 -0.434573 -0.116896  0.863026  0.009243

22.2 Regression discontinuity

22.3 Difference-in-Difference