Michael Sandel: The more things money can buy, the harder it is to be poor

The publisher: Over the last few decades we've become a market society where almost everything is up for sale – there are cash incentives for doctors who diagnose dementia patients and for teachers whose students get better exam results. The problem, says Harvard philosopher Michael Sandel, is that where money determines access to necessities such as health and education, inequality matters more than it otherwise would.