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Journal Article Balancing the dual functions of portfolio assessment Get access Ricky Lam, Ricky Lam Search for other works by this author on: Oxford Academic Google Scholar Icy Lee Icy Lee Search for other works by this author on: Oxford Academic Google Scholar ELT Journal, Volume 64, Issue 1, January 2010, Pages 54–64, https://doi.org/10.1093/elt/ccp024 Published: 06 April 2009
Lam et al. (Mon,) studied this question.