1.
Compendium of articles.
2.
Imbens, G.W., Rubin, D.B.: Causal inference for statistics, social, and biomedical sciences: An introduction. Cambr (2015).
3.
Angrist, J.D., Pischke, J.-S.: Mostly harmless econometrics: an empiricist’s companion. Princeton University Press, Princeton.
4.
Gerber, A.S., Green, D.P.: Field experiments: design, analysis, and interpretation. Norton, New York.