This paper presents the results of experiments carried out in two countries, Germany and Bulgaria, and for different allocation rules (first vs. second price auction vs. fair division game). The data analysis of the sealed-bid, private value-contests compares the bid function in both countries,...

Within a laboratory experiment we investigate a principal-agent game in which agents may, first, self-select into a group task (GT) or an individual task (IT) and, second, choose work effort. In their choices of task and effort the agents have to consider pay contracts for both tasks as offered...

Within a laboratory experiment we investigate a principal-agent game in which agents may, first, self-select into a group task (GT) or an individual task (IT) and, second, choose work effort. In their choices of task and effort the agents have to consider pay contracts for both tasks as offered...