Answers are grounded in this paper and cite their sources.
Recently the mall intercept method of data collection has emerged as one of the most popular methods among market researchers. Little progress has been made, however, in empirically assessing the mall intercept approach. In an exploratory study, the authors assess the mall intercept by comparing it with telephone interviewing on response quality and nonresponse rates, as well as lifestyle characteristics and shopping behavior of the respondents.
No takes yet. Share an insight, caveat, or question.
Bush et al. (1985) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: