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Journal Article Increasing Returns in International Mail Surveys Get access Richard A. Eisinger, Richard A. Eisinger Search for other works by this author on: Oxford Academic Google Scholar W. Peter Janicki, W. Peter Janicki Search for other works by this author on: Oxford Academic Google Scholar Robert L. Stevenson, Robert L. Stevenson Search for other works by this author on: Oxford Academic Google Scholar Wendel L. Thompson Wendel L. Thompson Search for other works by this author on: Oxford Academic Google Scholar Public Opinion Quarterly, Volume 38, Issue 1, Spring 1974, Pages 124–130, https://doi.org/10.1086/268141 Published: 01 January 1974
Eisinger et al. (Tue,) studied this question.