Why do huge external imbalances herald disaster? Martin Wolf, the FT's chief economics commentator, explains what happens when some countries spend much less than their incomes and so run big current account surpluses, while others do the opposite.
Written by Martin Wolf. Designed and animated by
Edward Dalton, Scott Wallace, Ben Marshall. Character animation by Kevin Francis. Sound design by Danny Rowe. Executive Producers, Frederick Studemann, Veronica Kan-Dapaah. Assisting producer, Nalini Sivathasan.