This article measures trustworthiness using an experimental protocol designed to distinguish this social norm from purely altruistic preferences. Experimental participants were drawn from South African households surveyed by a longitudinal living standards study. This procedure not only permits...

This paper measures the social capital of trust and trustworthiness in South Africa using an experimental protocol designed to distinguish these norms from altruism. Experimental participants played multiple roles, making it impossible to construct theoretically-grounded norm measures based on...