Figure 2
From: Large scale and information effects on cooperation in public good games

Evolution of the frequency of different decisions per round (heatmap) along with the average contribution (black line), for (a) PGG100, (b) PGG1000, (c) PGG_HM, (d) PGG_HM2, (e) PGG_H, (f) PGG_H2. In the heatmap, yellowish (redish) squares correspond to low (high) frequencies (see scale).