John Hartman

Networks and Workouts: Treatment Size and Status Specific Peer Effects in a Randomized Field Experiment

John L. Hartman, Philip S. Babcock, Philip Babcock, 2010 .

Exercising in Herds : Treatment Size and Status Specific Peer Effects in a Randomized Exercise Intervention

John L. Hartman, Philip S. Babcock, Philip Babcock, 2010 .