Fortunately, the Difference-In-Differences Estimate of a Treatment Effect Also Can

question 39

Multiple Choice

Fortunately, the difference-in-differences estimate of a treatment effect also can be reported/interpreted as:

• A) a simple difference in mean outcomes.
• B) the coefficient on an interaction term.
• C) the ratio of t-stats.
• D) the second stage estimates of two-stage least squares.

---

Definitions:

Multiple-case Studies

Research approach involving the detailed and in-depth examination of several cases within a real-world context to understand a broader issue.

Cross-case Studies

Comparative research designs that analyze multiple cases to identify patterns and understand variations across different contexts or settings.

Instrumental Case Study

An in-depth examination of a particular case, situation, or individual to gain insight into a broader issue or phenomenon.

Collective Case Study

A research approach that investigates multiple cases simultaneously or sequentially to generate broader insights.