feedback provision when the partner does not provide feedback. We find that buyers and sellers on eBay used the “reciprocate …

introductory economics class to evaluate the impact on achievement of examination frequency and interim feedback provision …” effects from “feedback provision” effects. We find that the estimated treatment impact is due exclusively to the first effect …, while the feedback provision has no positive effect on performance. Finally, the better performance of treated students in …

introductory economics classes to evaluate the impact on achievement of examination frequency and interim feedback provision … commitment” effects from “feedback provision” effects. We find that the estimated treatment impact is due exclusively to the … first effect, while the feedback provision has no positive effect on performance. Finally, the better performance of treated …