摘要: The effect of answer formats presented to respondents in written surveys are investigated for two constructs (attitudes and behavioral intentions) three response scales (binary, ordinal metric). Results indicate that (1) differ their susceptibility styles but lead the same results with respect average values underlying dimensions; (2) binary format is quicker complete perceived as while all equally simple, pleasant, useful express feelings ; (3) an interaction between construct measured clearly exists which should be more systematically future research.