Evan Davis chairs a round table discussion about the business of education - in the UK and across the world.

What are the ethics of making money in this sector? How much profit can be made by universities expanding into China? And how can private education thrive in developing countries when it serves the poor?

Guests this week are Carl Lygo, Chief executive of BPP; Professor Sir Howard Newby, Vice Chancellor of the University of Liverpool and Prof James Tooley, chairman of Omega Schools. Show less