. To this end, we conduct a repeated public goods experiment with and without punishment using samples from the laboratory … and the online platform Amazon Mechanical Turk. We chose to replicate this experiment because it is long and logistically … reducing dropout and show that, for our case study, dropouts are exogenous to the experiment. We conclude that data quality for …

experiment, we use a within- and across-subject design to identify the impact of brief, randomly-assigned economics lessons on …

campaign by making non-binding promises to voters. Confirming the model's key predictions, we find in the experiment that …