Table 1.
Summary of studies of the effect of homogeneity of efficacy on contribution in public good dilemmas.
Fig 1.
Proposed moderated mediation model stipulating how subgroup homogeneity influences contribution.
Fig 2.
Example of the cell phone straps to be made by high-efficacy individuals and low-efficacy individuals respectively.
Table 2.
Means (standard deviations) of the number of straps produced and contributed, and the proportion of straps contributed across different subgroup homogeneity and efficacy conditions (N = 336).
Fig 3.
Perceived efficacy relative to subgroup across different conditions.
Fig 4.
Expectation of subgroup contribution across different conditions.