
Ohlin in his memoirs, as cited in: Flam, Harry, and M. June. " The Young Ohlin on the Theory of Interregional and International Trade http://www.diva-portal.org/smash/get/diva2:328550/FULLTEXT01.pdf." Bertil Ohlin: A Centennial Celebration, 1899-1999 10 (2002): p. 175.
1970s