What's wrong with economics? EVERYTHING. That's what Dave & Ol found out when they interviewed the brainy & bags of fun 'renegade economist', Kate Raworth.

Kate explained that saving the planet means thinking like a doughnut, that the 21st century needs a new economics, sharpish, and that maybe books can save the world after all.

Her new book, 'Doughnut Economics: 7 ways to think like a 21st century economist' is out now. Kate's website is http://www.kateraworth.com, she's on twitter @kateraworth, or Facebook at http://www.facebook.com/doughnuteconomics.

Sustainababble is your friendly environment podcast, out weekly.

Music by Dicky Moore from Bearcraft and Dream Themes.

Available on iTunes, Acast, Soundcloud, and all those types of things, or at sustainababble.fish. Visit us at @thebabblewagon and at Facebook.com/sustainababble. Email us at hello@sustainababble.fish.