Figure 1
Diagram showing six density plots labeled a through f with vertical axis smoothed density and horizontal axis extraction. Each plot compares blue no punishment and orange punishment curves across conditions Equal, Low, High and time periods Early and Late.

Distributions of extractions over time. Distributions are broken up for each endowment by No Punishment and Punishment and by Early (periods 1 signrank tests 7) and Late (periods 8 signrank tests 15).

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