“…The very few studies analysing the influence of sociodemographic factors on the attitudes toward payment to gamete donors found no association between these attitudes and gender, educational level, religion, age, income, ethnicity, marital status, sexual orientation, occupation and having biological children [7,22,24,25]. Besides that, studies have mainly focused on only one group of stakeholders at a time: oocyte donors [20], sperm donors [8], gamete recipients [21,24] or the general public [7,22]. Thus, empirical research on the perspectives of donors and recipients about payment of gamete donors and the respective associated factors is needed.…”