M. A. Marquis

Learning from feedback: exactingness and incentives.

R. Hogarth, C. Mckenzie, Brian J. Gibbs, 1991, Journal of experimental psychology. Learning, memory, and cognition.

Learning to make Decisions: When Incentives help and Hinder

R. Hogarth, C. Mckenzie, B. J. Gibbs, 1989 .