Replication Data for Synthetic Control Method in Comparative Politics

Replication data from the American Journal of Political Science for an article discussing the synthetic control method as a bridge between quantitative and qualitative research. The data was authored by Jens Hainmueller and last updated on May 11, 2026. It was used to estimate the economic impact of the 1990 German reunification on West Germany.

Use Cases

• Replicate the synthetic control analysis of German reunification's economic impact based on the described case study.
• Apply the synthetic control method to other comparative case studies based on the systematic approach described.
• Teach the application of the synthetic control method in small-sample comparative politics research based on the provided example.

Strengths

• Data is associated with a peer-reviewed article in the American Journal of Political Science.
• Last update timestamp is precisely recorded as 2026-05-11 21:32:30.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

American Journal of Political Science (AJPS) Dataverse

Collection Method

Likely contains data compiled for replication of a published academic study.

Time Range

Centered on the 1990 German reunification event.

Freshness

Last updated 2026-05-11 21:32:30; freshness should be verified.

Geography

Primarily West Germany.