N. Schwarz et Hj. Hippler, SUBSEQUENT QUESTIONS MAY INFLUENCE ANSWERS TO PRECEDING QUESTIONS IN MAIL SURVEYS, Public opinion quarterly, 59(1), 1995, pp. 93-97
Data of a mode experiment demonstrate that the emergence of context ef
fects may be independent of question order under mail survey condition
s. Under telephone interview conditions, substantively related questio
ns affected responses to the target question only when asked first. Ho
wever, the same questions affected responses under mail survey conditi
ons independent of whether they preceded or followed the target questi
on.