Björn Arne Christer "Nalle" Wahlroos is a Finnish banker, investor, and the former chairman of the Board in Sampo Group, Nordea and UPM-Kymmene. Before switching to banking, Wahlroos worked as a professor at the Hanken School of Economics in Helsinki, from which he also holds a Doctorate in Economics.
Biography from Wikipedia, licensed under CC BY-SA.
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