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2024
Elias, Julio J., Lacetera, Nicola 
ORCID: 0000-0002-3191-8792, Macis, Mario ORCID: 0000-0001-6635-2752, Ockenfels, Axel ORCID: 0000-0003-1456-0191 and Roth, Alvin E. ORCID: 0000-0002-8834-6481
(2024).
Quality and safety for substances of human origins: scientific evidence and the new EU regulations.
BMJ Global Health, 9 (4).
e015122.
BMJ Publishing Group.
ISSN 2059-7908
Ockenfels, Axel ORCID: 0000-0003-1456-0191 and Roth, Alvin E. ORCID: 0000-0002-8834-6481
(2024).
Anreize für Altruismus: Über die Auswirkungen unbezahlter Blutplasmaspenden.
Medizinrecht: MedR, 42 (3).
pp. 175-176.
Springer.
ISSN 0723-8886
2023
Ockenfels, Axel ORCID: 0000-0003-1456-0191 and Roth, Alvin E. ORCID: 0000-0002-8834-6481
(2023).
Consequences of Unpaid Blood Plasma Donations.
Working Paper.
2020
Ambuehl, Sandro ORCID: 0000-0001-9500-2698, Ockenfels, Axel ORCID: 0000-0003-1456-0191 and Roth, Alvin E. ORCID: 0000-0002-8834-6481
(2020).
Is it acceptable to pay nothing or little to challenge trial participants?
BMJ Publishing Group.
Ambuehl, Sandro ORCID: 0000-0001-9500-2698, Ockenfels, Axel ORCID: 0000-0003-1456-0191 and Roth, Alvin E. ORCID: 0000-0002-8834-6481
(2020).
Payment in challenge studies from an economics perspective.
Journal of Medical Ethics.
BMJ Publ..
ISSN 1473-4257
Cramton, Peter ORCID: 0000-0001-8621-1092, Ockenfels, Axel ORCID: 0000-0003-1456-0191, Roth, Alvin E. ORCID: 0000-0002-8834-6481 and Wilson, Robert B.
(2020).
Markt in Not.
Süddeutsche Zeitung.
p. 28.
Süddeutscher Verlag.
ISSN 0174-4917