Will we ever grow rich again?

Current affairs programme presented by Emily Maitlis.

Eight years after the economic crash, the world economy is still stagnating. This is not how it was meant to be. Politicians around the world have been promising that an era of prosperity for all would return.

Former US treasury secretary Larry Summers explains how he believes things may never improve, and the show asks why growth has disappeared. One theory is that we're not having as many babies as we need to.