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Larry W. Hunter, Annette Bernhardt, Katherine L. Hughes, Eva Skuratowicz, It's Not Just the ATMs: Technology, Firm Strategies, Jobs, and Earnings in Retail Banking, ILR Review, Vol. 54, No. 2A, Extra Issue: Industry Studies of Wage Inequality (Mar., 2001), pp. 402-424
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Hunter et al. (2001) studied this question.
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