I joined Paul Turton on ABC Newcastle Mornings yesterday to discuss how everyday items can shed light on global economics. I explained “doughnut economics,” which looks at balancing human needs with environmental limits, and compared it with purchasing power tools like the Big Mac and Mars Bar Indexes. These offer a quick look at currency values and living costs but are they too simple to capture the full picture?

Listen in from 37:07 on ABC Newcastle Mornings.