Purpose – Some charitable organisations market third‐party gifts, in which some good, for example a goat, is given to a developing world beneficiary and at the same time is a present to a recipient in the developed world. Little is known about whether such gifts are successful as presents...

If a previously unpaid activity (donating blood) is paid then we often observe that this activity is reduced. In this paper, it is hypothesised that the price offered is taken as a proxy for the "market value" of the activity. Depending on how the actor valued the activity previously,...

Shifting the responsibility for a necessary but costly action to someone else is often called Passing the Buck. Examples of such behavior in politics are environmental and budget problems which are left to future generations. Small group examples are (not) washing the dishes or (not) dealing...