Key points are not available for this paper at this time.
Lutz Erbring, Edie N. Goldenberg, Arthur H. Miller, Front-Page News and Real-World Cues: A New Look at Agenda-Setting by the Media, American Journal of Political Science, Vol. 24, No. 1 (Feb., 1980), pp. 16-49
Erbring et al. (Fri,) studied this question.