The kind of dystopian novel I’m often lukewarm about, The Unit has a blurb on the front cover from Margaret Atwood, which really tells me all I need to know. It’s science-fictional but also hangs on to that notional “literary fiction” tag, as if it doesn’t want to stoop too much into the genre ghetto. Whereas Kazuo Ishiguro’s dive into organ donation is a meditation on personhood, Ninni Holmqvist is more interested in the value…