Cost Per Second: The Relative Effectiveness of 15- and 30-Second Television Advertisements
Kate Newstead and Jenni Romaniuk
Although half the length of a 30-second ad, the media cost of a 15-second advertisement is between 60 to 80 percent that of a 30-second advertisement.
Cost Per Second: The Relative Effectiveness of 15- and 30-Second Television Advertisements
Kate Newstead and Jenni Romaniuk
Ehrenberg-Bass Institute, University of South Australia
INTRODUCTION AND BACKGROUNDThe length of an advertisement is a key decision...