The Ultimatum game was played separately in four different countries. This data contains the offers of 30 students in Israel and 27 in the United States on a scale from 0 to 10. This dataset is taken from Roth et al. (1991).
A data frame containing 30 observations for Israel and 27 for the US.
Roth, A. E., Prasnikar, V., Okuno-Fujiwara, M., & Zamir, S. (1991). Bargaining and market behavior in Jerusalem, Ljubljana, Pittsburgh, and Tokyo: An experimental study. The American Economic Review, 1068-1095.