Game Theory

In Minecraft's recent update to the Villager trading system, they stopped with their randomly-generated prices and started setting a standard. Well Theorists, give me a consistent standard and I will give you a theory! This is the key to figuring out the economy of the Minecraft world - or at least the value of all the good we've been trading all these years. The most curious, to me, were the emeralds. How much is an emerald worth in Minecraft - and how does that potentially RUIN Minecraft's whole economic structure? Let's find out!