“…Second, more recent experimental studies show that the effect of overhead ratios on giving behavior differs depending on various factors, such as comparison scenarios (Van der Heijden, 2013), giving variables (Ryazanov & Christenfeld, 2018), donor characteristics (Newman et al, 2019) or types of overhead (Portillo & Stinn, 2018), and information about other donors (Gneezy et al, 2014). Van der Heijden (2013) finds a “flight to extremes” where only the organizations with the highest and lowest overhead ratio were affected by giving decisions once participants were provided with three organizations to compare.…”