摘要：Mail surveys have an undeserved reputation for producing low response rates. However, the evidence presented in this paper demonstrates that response rates of 60% or better can be routinely achieved for mail surveys of the general public, specific consumer groups, and businesses, regardless of the topic investigated. To achieve response rates of this magnitude, the most effective technique is to send at least two reminder letters, include a questionnaire with each reminder, and include a reply-paid envelope. For surveys of the general public, response rates can also be improved by addressing the survey to a specific person, and by providing a monetary incentive
