| Sumario: | This study explored the effects of tag questions, hedges, and argument quality on receivers’ perceptions of a speaker, perceptions of message quality, cognitive responses, and attitude change. The results showed that tag questions and argument quality directly affected speaker and message quality perceptions and cognitive responses. They also interacted to directly affect perceptions of the speaker’s power and credibility. Mediational analyses also showed that tag questions and argument quality had indirect effects on attitude change. The results are discussed in terms of their implications for the cognitive processing of and research on linguistic markers of powerlessness.
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