work, agents usually make their effort choice in response to competition and monetary incentives. At the same time, they … also allow for variations in incentives in one work period, in order to analyze spillover effects to the work periods … experimental data. A short-term increase in incentives in one period should lead to higher effort in that period, and, due to …

that incentives change participants’ willingness to compete, namely the minimum prize at which participants chose to enter …