A large literature shares the view that social norms shape human cooperation, but without a
clean empirical identification of the relevant norms almost every behaviour can be …

Scholars and civil society have argued that competition erodes supplier morality. This paper
establishes a robust irrelevance result, whereby intense market competition does not crowd …

We study how the diffusion of being pivotal affects immoral outcomes. In our main
experiment, subjects decide about agreeing to kill mice and receiving money versus …

We conducted a randomized survey with 2,666 US residents to study preferences for
legalizing payments to kidney donors. We found strong polarization, with many participants …

Myriad environments allow for the possibility of confusion. Agents may appeal to such
confusion—or the possibility of making an honest mistake—to justify their behavior. In three …

The widespread use of markets leads to unprecedented material well-being in many
societies. We study whether market interaction, as a side effect, erodes moral values. In an …

We study how an individual's compliance with social norms is influenced by other actors'
norm compliance. In a repeated non-strategic Take-or-Give donation experiment we show …

A rich literature finds that individuals avoid information and suggests that avoidance is
driven by image concerns. This paper provides the first direct test of whether individuals …

A recent debate raises questions on what shapes socially responsible behavior. In an
experiment, we disentangle major determinants, social information, buyer/seller framing and …

We examine how the erosion of morals, norms, and norm compliance in markets depends
on the market power of individual traders. Previously studied markets allow traders to …