examines the nature of human behavior in a multilevel social dilemma game with positive provision externalities to local and … conditional cooperation prioritizing local level externalities. Our findings demonstrate how individuals adjust their behavior … the importance of building strong local level commitment when designing institutional responses to promote sustainable …

local level feedback. Results stress the importance of building strong local level commitment to encourage the provision of … public goods with positive externalities. -- Public good ; experiment ; groups ; Spillover Game ; social dilemma …

, yet similar in the sense that both allow certain kinds of commitment. We show that when the two models are set up in …