Bureau d'Economie Théorique et Appliquée (BETA) is a joint research unit of five organisms (CNRS, the Universities of Strasbourg and Lorraine, INRAE, and AgroParisTech). BETA is located across five sites: in Strasbourg and Nancy, and in Metz, Colmar and Mulhouse.

The scientific activity is organized around six research groups:

- Law and Economics (ED),

- Cliometrics and History of Economic Thought (CHPE),

- Creativity, Science, and Innovation (CSI),

- Behaviour, Incentives, Coordination, Interactions (2C2I),

- Macroeconomics (Macro),

- Environment, Forestry, Energy (EFE).