We compare the performance of subjects in economic experiments run either in the lab or on a smartphone app.Behavior is similar across samples: participants respond essentially in the same way with respect to standard behavioral measures of risk aversion, effort, focus, cognitive ability,...

We consider any network environment in which the 'best shot game' is played. This is the case where the possible actions are only two for every node (0 and 1), and the best response for a node is 1 if and only if all her neighbors play 0. A natural application of the model is one in which the...