on others' abatement. I show that a full or majority coalition can be stable. This requires, however, that a majority of … countries have relatively strong reciprocity preferences. No coalition participation is always stable. In addition, a stable … minority coalition may exist; if so, it is weakly larger than the maximum stable coalition with standard preferences, but is …

additional treatments with simultaneous moves. We find that lobbies buy supermajorities as predicted by the theory. Our results …

. Economic theory suggests that conducting audits on a predictable schedule, and (counter-intuitively) at high frequency, can …

under secrecy. This occurs despite subjects revealing more information under transparency than theory predicts. …