Feminist economists argue that GDP statistics need to start taking account of care-giving and housework if we want to start valuing these things as a society.

For example author Katrine Marcal points out that Adam Smith claimed that the economy was based on self interest, overlooking the fact that his mother cooked his meals for free. Manuela Saragosa speaks to Hannah Peaker of the UK's Women's Equality political party, and professor Joyce Jacobsen of the Wesleyan University in the US.

(Picture: Young mother holds her crying baby while loading the washing machine; Credit: SolStock/Getty Images)