We conduct a field experiment with low-income subjects in Dallas, Texas. We examine voluntary, informal risk sharing using a visual representation of the solidarity game developed for low-literacy populations. We find substantially more ‘fixed gift to loser’ behavior and less...

Behavioural economics highlights the role of social preferences in economic decisions. Further, populations are heterogeneous; suggesting that group composition may impact the ability to sustain voluntary public goods contributions. This parallels research in public economics where...