online
choosing to cooperate requires individuals to incur a personal cost labour market AmazonMechanicalTurk (AMT)". AMT provides a
to benefit others. Here we explore the cognitive basis ... nghts reserved
EFTA01146517
SUPPLEMENTARY INFORMATION doi:10.1038/nature11467
1. Online recruitment procedure using AmazonMechanicalTurk 2
2. Log-transforming decision times 3
3. Study 1: Correlational decision time experiment ... EFTA01146518
doi:10.1038/nature11467 RESEARCH SUPPLEMENTARY INFORMATION
1. Online recruitment procedure using AmazonMechanicalTurk
Subjects for many of the experiments in this paper were recruited using the online labor