In this work we use data on response times from a public good experiment to test the hypothesis that cooperation is instinctive, under the assumption that the longer the time of the decision, the less instinctive the choice. Results seem to support the hypothesis that cooperation is instinctive,...

Our experiment aims at studying the impact of two types of relational goods on the voluntary contributions to the production of a public good, i.e. acquaintance among the contributors and having performed a common work before the experiment. We implement two treatments with 128 participants from...

Trust is an important variable in economics, as several transactions are based on it; unfortunately it is difficult to measure. The recent economic literature on social capital shows a positive association between this concept and trust. As social capital is easier to measure than trust is, this...