This works for me, however, instead of looking for the device `TPPS/2 Elan Trackpoint`, I had to use the id of `TrackPoint Keyboard 2`. The downside of this fix is that pasting with the middle button does not work anymore.
K. Bischoff, C. Firan, C. Kadar, W. Nejdl, and R. Paiu. ADMA '09: Proceedings of the 5th International Conference on Advanced Data Mining and Applications, volume 5678 of Lecture Notes in Computer Science, page 31--42. Berlin, Heidelberg, Springer, (2009)
P. Melville, R. Mooney, and R. Nagarajan. Eighteenth National Conference on Artificial Intelligence, page 187--192. Menlo Park, CA, USA, American Association for Artificial Intelligence, (2002)