If you were to check your person right now, Chances are, you might have some silly colored paper with dead world leaders on it, and maybe some circular pieces of semi-precious metal. Unfortunately those probably won’t get you very far after society collapses and the world reverts back to a barter economy where gold and silver become nothing more than useless shiny metal paperweights. But what will become the common currency in this unsettling new world? We’ve compiled a helpful list to help identify some of the prospects.
Our bodies all require glucose (or sugar) to function. Just because civilization as we know it gets destroyed by forces or events unknown doesn’t mean that our reliance on sugar will up and vanish. And due to the sheer difficulty in getting substantial quantities of it in a form that makes it practical to use for trade, sources of sugar would likely be treated much like we treat gold today. The only difference would be, while the supply of gold is finite, in theory, sugar could continue to scale along with the redevelopment of some semblance of economy, making it both a durable and practical means for regulating trade.