Conrads, Julian; Reggiani, Tommaso - Institute for the Study of Labor (IZA) - 2014
This paper investigates the effect of different communication channels on promise-making and promise-keeping in a … helping situation. Four treatments differ with respect to the communication channel employed to solicit unincentivized … cooperation, i.e., face-to-face, phone call and two different sorts of computer-mediated communication. The less anonymous (face …
