List of publications
de Jong, G., Behrens, C. and van Ommeren, J. (2019). Airline loyalty (programs) across borders: A geographic discontinuity approach International Journal of Industrial Organization, 62:251--272.
Behrens, C. and Pels, E. (2012). Intermodal competition in the London-Paris passenger market: High-speed rail and air transport Journal of Urban Economics, 71(3):278--288.