Guides
Quasi-Experimental Designs
3 free guides in this category.
Guides in this category.
Difference-in-Differences
A method for estimating causal effects by comparing changes over time between a treatment group and a control group.
Read guideInstrumental Variables
A clever method for uncovering true cause-and-effect relationships when you can't run a controlled experiment.
Read guideRegression Discontinuity Design
A research method that estimates causal effects by comparing outcomes just above and below a treatment threshold.
Read guide