https://www.sciencedaily.com/releases/2021/09/210929101857.htm > Whether you're buying a house, a car, or second-hand furniture, it's likely you will need to negotiate the price, so being able to negotiate effectively could save you significant cash. > Behavioural economist Professor Lionel Page from the University of Technology Sydney (UTS) said opening offers in real-world negotiations are sometimes intended to signal the "toughness" of the buyer -- but whether this strategy actually works was not known.