The Effect of a Monetary Incentive on Mail Survey Response Rates: New Data
Mike Brennan Massey University, New Zealand
INTRODUCTION
High survey response rates are needed to minimise the possible bias that could arise if non-respondents differ from respondents with regard to the issues under investigation. Non-response has been a particular concern with mail surveys, and this has prompted numerous investigations of methods designed to improve mail survey response rates.
One of the most effective methods for improving mail survey response rates is to send two or more follow-up mailouts. However, this method is both costly and...