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An analysis of research articles published in major journals for a 36-year period reveals that follow-ups, pre-notification by letters, monetary incentives, stamped return postage, and university sponsorship produce the largest increase in mail survey response rates. Future research should be guided by social psychological theories such as attribution, self-perception as well as the equity/exchange model. Subsequent studies should also examine whether or not the effects of certain techniques are the same on different groups.
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Ali Kanso (2000) studied this question.
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