Several studies hypothesize a relation between board size and financia
l performance. Empirical tests of the relation exist in only a few stu
dies of large U.S. firms. We find a significant negative correlation b
etween board size and profitability in a sample of small and midsize F
innish firms. Finding a board-size effect for a new and different clas
s of firms affects the range of explanations for the board-size effect
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