When the economy collapses and money becomes worthless, these seven edible items will become essential for barter. Stock up before it's too late—because when the supply chain stops, survival depends on what you have to trade. #EconomicCollapse #BarterEconomy #SHTF #Prepping #FoodShortage #SurvivalCurrency #StockUp #TradeWars #StayReady #Doomsday #DoomsdayPrepping #DoomsdayPreppers