Transaction costs are a major reason why international trade flows are much smaller than traditional trade theory would …

charitable motive, offering these charity-linked bundles could be a strategic instrument for firms to increase profits. We report …, complete markets, and absent transaction cost, selling charity-linked bundles should not be profitable even when consumers are … significantly higher profits. No such effect is observed when the donation is limited to 2%. Offering charity-linked bundles …

and the lottery. Although the all-pay auction is the superior fundraising mechanism both in theory and in the laboratory …In a door-to-door fundraising field experiment, we study the impact of fundraising mechanisms on charitable giving. We …

mostly do not follow through. Our theory shows that having people to formally state the intended amount may alleviate this …