This study experimentally investigates two possible reasons for cooperative investment decisions in common pool resource games with two players. One reason is strategic behavior: subjects, who are allowed to interact with their partners repeatedly, attempt to build a long-term relationship and...

What motivates subjects in their decision making is a lingering issue in public goods experiments. Using a nonlinear payoff function and a two-subject model, we create a one-toone correspondence between contributions and motivations, enabling us to isolate and identify the following three...