The director of the ifo Center for the Economics of Education, Ludger Woessmann, joins Paul E. Peterson to discuss Woessmann's new research that investigates how testing reforms relate to country performance on the Program for International Student Assessment tests over time, and their link to student achievement.
The full paper, co-written with Annika B. Bergbauer and Eric A. Hanushek, is available here:
https://drive.google.com/file/d/1xW74mZz6OSHlS3SzmERF6y7yQ_3aAXoO/view
The Education Exchange