Module 2: Properties of Good Money

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Introduction

Throughout history, many items have been used as money - from shells and beads to precious metals and paper notes. But what makes some forms of money succeed while others fail? In this module, we'll explore the key properties that determine the effectiveness of money.

Key Properties of Money

Money serves three primary functions: as a medium of exchange, a store of value, and a unit of account. To fulfill these functions effectively, money should possess several important properties:

  • Durability: Money must withstand physical deterioration and remain usable over time.
  • Portability: Money should be easy to transport and transfer between parties.
  • Divisibility: Money must be divisible into smaller units for various transaction sizes.
  • Recognizability: Money should be easily identifiable and difficult to counterfeit.
  • Scarcity: Money must have limited supply to maintain value over time.
  • Fungibility: Each unit should be interchangeable with any other unit of the same value.

Use the interactive dashboard below to compare different forms of money based on these properties. Adjust the sliders to see how each form of money scores and which one might be most effective overall.

Money Properties Evaluation Dashboard

Adjust the sliders to score different forms of money based on their properties. See how each form of money compares and which one might be most effective overall.

Bitcoin Properties

100/100
100/100
100/100
70/100
100/100
90/100

Money Comparison

Durability
Shells
Gold
Fiat Currency
Bitcoin
Portability
Shells
Gold
Fiat Currency
Bitcoin
Divisibility
Shells
Gold
Fiat Currency
Bitcoin
Recognizability
Shells
Gold
Fiat Currency
Bitcoin
Scarcity
Shells
Gold
Fiat Currency
Bitcoin
Fungibility
Shells
Gold
Fiat Currency
Bitcoin

Overall Rankings

1
Bitcoin
Average Score: 93.3/100
2
🥇
Gold
Average Score: 68.3/100
3
💵
Fiat Currency
Average Score: 61.7/100
4
🐚
Shells
Average Score: 43.3/100

Historical Context

Gold: The Historical Standard

Throughout history, gold emerged as the dominant form of money because it scored highly on most of these properties. It's extremely durable, universally recognizable, naturally scarce, and perfectly fungible. Its main weaknesses were in portability (it's heavy) and divisibility (difficult to make small payments).

Paper Money: Solving Portability

Paper money was introduced as a solution to gold's portability and divisibility problems. Initially, paper money was backed by gold reserves, maintaining its value through convertibility. However, when this backing was removed, paper money's scarcity property was compromised, leading to inflation and loss of purchasing power over time.

Bitcoin: Digital Gold

Bitcoin was designed to combine the best properties of both gold and digital money. It's perfectly durable (digital), highly portable (can be sent anywhere instantly), infinitely divisible (down to 8 decimal places), increasingly recognizable, absolutely scarce (21 million cap), and fungible (each bitcoin is identical).

The Importance of Monetary Properties

Understanding these properties helps explain why certain forms of money have succeeded or failed throughout history. It also provides a framework for evaluating new forms of money, including cryptocurrencies and central bank digital currencies.

Module 2 Quiz

Please read through the module content first