Do half of new books really sell fewer than twelve copies?
A US government lawyer recently caused a stir in the publishing world when he said during a high profile legal trial that half of all new trade titles \u2013 books aimed at a general audience - sell a dozen copies or less. Tim Harford investigates with the help of Kristen McLean from the NPD Books group.
Presenter: Tim Harford\nProducers: Octavia Woodward, Jon Bithrey\nEditor: Emma Rippon\nProduction Coordinator: Jacqui Johnson\nSound Engineer: Graham Puddifoot
(Image: Stack of books on display at the bookstore: bitterfly/Getty)