Institutional rules promote cooperation by strengthening personal and social norms, which in turn sustains contributions over time. In contrast, in the absence of a rule, norms are weaker and contributions decline steadily over time. (5/n)

Surprisingly, we find no evidence that biased audits erode norms, reduce cooperation, or diminish compliance. (4/n)

That’s a wrap!

Thank you for a great workshop on economic and consumer psychology hosted by the Walter Eucken Institut at @uni-freiburg.de.

Looking forward to continuing the conversation at the University of Vienna in 2026!

We also analyzed how likely sellers were to agree to a sale and found that offers above the reference price (green) were consistently more likely to be accepted than those below it (red). 4/

And that’s exactly what we found.

The left side shows that overall, bargaining & acceptance look similar. But the right side reveals a pattern: most bargaining happens when offers fall below the market price (the loss domain), while accepted offers often cluster just above it (the gain domain). 3/

I always wondered about “no kangaroos in Austria” products. Well…