While experimental methods have been an effective tool for economic research, there have been controversies on the methodological aspects. The reason why we need to care about it is clear: if the method in an experiment is not valid, the results from that experiment cannot be valid too. Among...

In many experiments, particularly individual choice experiments, experimenters ask many questions to the subjects and use the random lottery incentive mechanism to give an incentive to the subjects. That is, the experimenter, at the end of the experiment, picks just one of the questions, plays...

In many experiments, experimenters use the random lottery incentive mechanism and ask many questions to each subject. That is, at the end of the experiment, just one of the questions is picked at random, and the subject paid on the basis of their answer to this one question. The idea is that...