Using data generated by a global Delphi study involving international business (IB) scholars and practitioners, this article reflects on the core and domain of a discipline that, on one side, has to deal with increasing competition from related disciplines, which internationalize their research focus, and, on the other side, is trying to develop conceptual knowledge to explain ever more complex international phenomena. Generating a multilevel framework of important issues for IB leads to propositions, which may widen the focus of the discipline to go beyond the firm, which, comparing IB to related disciplines, can provide pathways that maintain IB highly relevant for most diverse com- munities affected by international business. © 2011 Wiley Periodicals, Inc. Published online in Wiley Online Library (wileyonlinelibrary.com) © 2011 Wiley Periodicals, Inc. • DOI: 10.1002/tie.20411 FEATURE ARTICLE Introduction F ifty years after the establishment of the Academy of International Business (AIB), this relatively young discipline of business sciences continues to debate what has been achieved and what is the core question of international business. Can we still rely on Hymer’s question, “what determines international suc- cess and failure of the firm?” (Peng, 2004, p. 102), for constructing the knowledge foundation of international By Peter Zettinig Zsuzsanna Vincze 337 The Domain of International Business: Futures and Future Relevance of International Business Correspondence to: Peter Zettinig, Turku School of Economics, University of Turku, Rehtorinpellonkatu 3, FIN-20500 Turku, Finland, +358 2 333 9239 (phone), +358 2 481 4299 (fax), peter.zettinig@tse.fi.