PoliticsEconomy Economic Collapse: Top 6 Currency Items You’ll Need [Video] How much do you know about private bartering? Will you be okay when the economy collapses? Here's how to prepare yourself for it. By AnonWatcher - May 23, 2017 0 Share on Facebook Tweet on Twitter tweet Ammunition The term ‘shot glass’ comes from the old west, when a bullet was traded for a drink. After the economic collapse, people will want to protect themselves and their goods. All the guns in the world won’t save you without ammunition.