And in that pair, one person gets a message saying, "Do you want to give up some of your $10 you earned for being here and ship it to someone else in the lab?"
Toinen parista saa viestin, jossa lukee: "Haluatko antaa osan 10 dollaristasi, jonka sait aiemmin, ja lähettää sen jollekin toiselle laboratoriossa?"