Using controlled experiments, we examine how individuals make choices when faced with multiple options. Choice tasks are designed to mimic the selection of health insurance, prescription drug, or retirement savings plans. In our experiment, available options can be objectively ranked allowing us...

Using controlled experiments, we examine how individuals make choices when faced with multiple options. Choice tasks are designed to mimic the selection of health insurance, prescription drug, or retirement savings plans. In our experiment, available options can be objectively ranked allowing us...

Individuals bring effort to a group to achieve a common objective. Group membership introduces a free-riding incentive, reducing effort, as well as a sense of social responsibility, increasing effort. We show experimentally that the free-riding effect is stronger. Group members significantly...