International climate negotiations have so far failed to produce ambitious climate cooperation. We combine laboratory … negotiate more frequently. We find that more frequent interactions allow subjects to build trust and cooperation more safely …. Thus, more frequent revisions of commitments promote cooperation, but the ratchet-up design fails to achieve the same …

We analyze cooperation within a company setting in order to study the relationship between cooperative attitudes and … online experiment. We observe high levels of cooperation and the typical conditional contribution patterns in a modified …, sustained levels of cooperation in our company setting relate to non-financial values of cooperation rather than solely to …

mode or were induced to rely either on emotion or reason. Cooperation was measured across a series of commonly used and … that average cooperation rates increased when emotions were induced rather than reason. At the trait level, our results … show that individual decision modes and cooperation rates were not correlated when subjects could rely on their primary …