Exits, Voices and Social Investment. Citizens’ Reaction to Public Services By K. Dowding and P. John Cambridge: Cambridge University Press, 2012. ISBN: 978-1-10702-242-3; £55.00 (hbk). Link: Exits, Voices and Social Investment. Citizens’ Reaction to Public Services By K. Dowding and P. John Cambridge: Cambridge University Press, 2012. ISBN: 978-1-10702-242-3; £55.00 (hbk).