A laboratory experiment to measure the effect of varying the length of a TV commercial and its position within a program indicates both length and position influence effectiveness. However, differences in effectiveness attributable to greater length or island position in the program were generally small.
No takes yet. Share an insight, caveat, or question.
John J. Wheatley (1968) studied this question.
Synapse has enriched 2 closely related papers on similar clinical questions. Consider them for comparative context: