Well known experimental study by Dan Ariely retracted: https://www.buzzfeednews.com/article/stephaniemlee/dan-ariely-honesty-study-retraction?utm_source=Nature%2BBriefing&utm_campaign=3e50acf932-briefing-dy-20210823&utm_medium=email&utm_term=0_c9dfd39373-3e50acf932-43638041