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Geeta Menon, Barbara Bickart, Seymour Sudman, Johnny Blair, How Well Do You Know Your Partner? Strategies for Formulating Proxy-Reports and Their Effects on Convergence to Self-Reports, Journal of Marketing Research, Vol. 32, No. 1 (Feb., 1995), pp. 75-84
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Menon et al. (1995) studied this question.
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