Funding for this research was provided by:
Narodowe Centrum Nauki (2014/13/D/HS6/02951)
First Online: 15 November 2019
Compliance with Ethical Standards
: All procedures applied in the present studies were accepted by the Ethics Committee of the Department of Psychology at the University of Warsaw, and were in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study. This article does not contain any studies with animals performed by any of the authors.
: Author Katarzyna Wojtkowska declares that she has no conflict of interest. Author Maciej Stolarski declares that he has no conflict of interest. Author Gerald Matthews declares that he has no conflict of interest.