Alfred P Sloan, President of General Motors, introduced the idea of annual model changes in order to promote consumption. This leads to the stylistic elaboration of the motor car and the supplementation of valid technological innovation with purely cosmetic innovation.
Editors. "General Motors introduces the annual model change". The Literary Encyclopedia. First published 01 February 2010; last revised 30 November -1.
[http://www.litencyc.com/php/stopics.php?rec=true&UID=1300, accessed 20 April 2015.]