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Indirect Reciprocity under Incomplete Observation

Figure 6

Most efficient social norms.

Social norms under which is the most efficient. In the blue region, trustful standing is the most efficient. In the green region, suspicious standing is the most efficient. In the yellow region, suspicious judging and suspicious-Theognis are equally the most efficient. Outside these regions, only is stable. The bold line represents .

doi: https://doi.org/10.1371/journal.pcbi.1002113.g006