Those publishers raised their prices significantly and this gave an enormous boost to non agency publishers and self publishers whose sales exploded. (eoinpurcellsblog.com)
Lawyers advised (at least some) publishers that agency required a contractual relationship between the publisher and each point of distribution, resulting in deal - making complexity that leaves some retailers without a full shelf of agency publisher books more than six months after the shift. (idealog.com)
The decision we took in January 2010 to move Penguin's e-book business to agency pricing has been vindicated by the very rapid subsequent growth in the volume of e-books sold by agency publishers, and by the benefit to consumers of the steep decline in the price of e-book readers that that has resulted from this open competition.» (shelf-awareness.com)