Assertion: celebrity spokesman | /r/HasProperty | choi
Facets:
Source sentences:
text: According to the 'source credibility model' (Hovland, Jannis, & Kelley, 1953), much research and study collated on endorser effectiveness conclude "that a celebrity generally has a greater impact on attitude change and purchase intention than a non-celebrity spokesman" (Choi, S.A.M. and Rifon, N.J. (2012).)