In this study, we consider how gift-exchange and bonus systems function in a natural field setting by measuring the effort response of participants to non-monetary gifts over time. Our field experiment tests the difference in effort response to unconditional gifts delivered immediately, promised...

We study if and how social preferences extend to risky environments. By providing experimental evidence on different versions of “dictator games” with risky outcomes, we establish that social preferences of players who give in standard dictator games cannot be described solely by concerns...

We study if and how social preferences extend to risky environments. By providing experimental evidence on different versions of dictator games with risky outcomes, we establish that social preferences of players who give in standard dictator games are best described by concerns for the...

We study if and how social preferences extend to risky environments. We provide experimental evidence from different versions of dictator games with risky outcomes and establish that preferences that are exclusively based on ex post or on ex ante comparisons cannot generate the observed...