Four Types of Money in the Economy


In both trading and everyday life, money serves as a crucial medium of exchange, facilitating transactions and enabling economic activities. In trading, money is used to buy and sell assets, while in real life, it buys goods and services. The value of money, such as a $20 bill, is universally recognized and accepted. Because of its inherent value, it’s improbable to find $20 lying on the street unnoticed or unclaimed. This scenario highlights money’s fundamental role and intrinsic value in society, ensuring it is always in demand and seldom left unattended.

What is Money?

Money is a medium of exchange used to purchase goods and services and acts as a store of value. While modern money is often synonymous with currencies like coins and notes, it is fundamentally a concept that facilitates economic transactions. Historically, various mediums of exchange have been used, including commodities like gold and silver.

swiss franc bank notes

Characteristics of Money

The value of money is derived from three primary characteristics:

  1. Legal Standing: The recognition by a country or society that an asset has monetary value.
  2. Accepted Value: The general agreement that the asset has a standardized price and can be exchanged for goods and services.
  3. Scarcity: The controlled and regulated supply of the asset, ensuring its demand is monitored.

Four Types of Money

Economists identify four main types of money used in the economy today:

  1. Fiat Money: Fiat money is government-issued currency with no intrinsic value, relying on the issuing authority’s trust to maintain its worth. Examples include the US Dollar and the Euro.

     

  2. Commodity Money: Commodity money has intrinsic value, often made from precious metals like gold or silver, and is universally accepted as a medium of exchange. Historical examples include gold coins and silver bars.

     

  3. Fiduciary Money: Fiduciary money consists of promises of payment, such as checks or banknotes, whose value depends on the trust that they will be redeemed for fiat money. Examples include bank drafts and digital wallet balances.

     

  4. Commercial Bank Money: Commercial bank money comprises deposits and loans created by banks. It facilitates economic activities and earns interest for depositors. Examples include savings accounts and business loans.

1. Fiat Money

Definition: Fiat money is a currency not backed by a physical commodity but by the strength of the issuing government. Its value comes from market supply and demand, influenced by economic policies and the perceived health of the economy.

Why is it called Fiat Money?: The term “fiat” is derived from the Latin word meaning “determined by authority,” as the value of fiat money is set by government decree rather than a physical asset.

Example: Major global currencies such as the Canadian Dollar (CAD), Swiss Franc (CHF), Indian Rupee (INR), Brazilian Real (BRL), and South African Rand (ZAR) are examples of fiat money. These currencies are traded in the foreign exchange (forex) market, where their value is determined by supply and demand dynamics.

Fiat Money Analysis

Fiat money is a currency that is a government issue without backing from a physical commodity like gold or silver. Traditionally, the primary argument for fiat money has been its potential cost-saving benefits in production costs. However, this argument is often misleading. Major central banks like the Eurosystem, the Bank of England, the Bank of Japan, and the Federal Reserve System incur operating expenses that exceed the estimated costs of a generic fractional-reserve gold standard.

Even with a 100% reserve ratio on M1, the operational costs of these modern central bank systems remain comparable. This indicates that the perceived cost-saving benefits of fiat money might be illusory. For instance, the Eurosystem and the Bank of Japan have exceptionally high operating expenses, more than double those of the Federal Reserve System and the Bank of England, relative to their nominal GDP.

The historical shift to fiat money began after the collapse of the Bretton Woods system in the 1970s, which marked the start of a global monetary system based on unbacked fiat money. The potential of this system has been widely debated. Some economists argue that politically managed flexible money stocks can address macroeconomic problems like low growth and unemployment. Others believe such interventions cause financial instability and economic fluctuations, which wouldn’t be possible under a sound money system like the gold standard.

Economic history shows the risks of excessive monetary intervention. Traditionally, the argument for incorporating fiduciary elements in the money supply—and eventually unbacked fiat money—was not framed around monetary policy interventions due to the apparent dangers of political control over the money supply. Instead, it focused on the cost-saving benefits of replacing expensive commodity money with cheaper fiat alternatives.

Adam Smith and David Ricardo, classical economists, pointed out that replacing gold and silver with paper notes could save significant production costs. They suggested that a fractional reserve of precious metals could cover redemption demands, freeing up resources for more productive uses. However, Smith and Ricardo didn’t advocate for entirely unbacked money. They highlighted the potential benefits of reducing, but not eliminating, the precious metal reserves.

In the 20th century, economists like Ludwig von Mises further discussed the cost-saving benefits of fractional-reserve banking, noting that it prevented more substantial increases in money’s exchange value, thus directing resources toward other productive uses. However, Mises and other Austrian School economists also recognized the risks of fiduciary media causing business cycle symptoms.

Modern central banks, despite the potential for low-cost production of fiat money, operate with high expenses due to complex monetary policies, data gathering, and economic analysis. Therefore, the cost-saving argument for fiat money needs to be reconsidered in light of these substantial operating expenses, which often surpass those associated with a gold standard.

The European Central Bank, for example, has seen its operating expenses grow significantly, illustrating the inefficiency of modern central banking. Therefore, while fiat money theoretically offers cost benefits, practical implementation reveals that it may not be as cost-efficient as initially thought.

2. Commodity Money

Definition: Commodity money is a physical asset with intrinsic value. This type of money is often associated with the barter system, where goods are exchanged directly without a standardized medium.

Example: Silver is a classic example of commodity money. Historically, many societies used silver coins as a medium of exchange. Other examples include cattle and tobacco, which were used in some societies as commodities for trade.

Historical Context: Many European countries adopted the silver standard in the 19th century, serving as a basis for their currencies. However, the reliance on silver reduced governments’ and financial institutions’ ability to respond to economic changes, leading to the adoption of fiat currencies in the 20th century.

Commodity money analysis:

Commodity money refers to a type of currency with intrinsic value, meaning it is made of physical goods universally accepted as having value. Historically, precious metals like gold and silver have been the primary forms of commodity money. These metals are valued not just for their use as currency but also for their other properties, such as industrial and decorative uses.

In a commodity money system, the money supply is endogenous, meaning it adjusts based on the natural availability and production of the commodity itself. This system contrasts with fiat money systems, where central authorities control the money supply. The price level in a commodity money system is directly tied to the relative price of the commodity (e.g., gold) compared to other goods and services.

One of the advantages of commodity money, as noted by classical economists like David Ricardo, is that it aligns the value of money with the natural value of gold. This alignment ensures a stable economic system where the value of money reflects the value of a widely accepted commodity. Ricardo argued that pure commodity money ranks highest in maintaining economic stability because it naturally regulates the money supply.

Ricardo’s ideal monetary system included a mechanism where cheap paper could substitute for gold, provided it maintained the same value as the commodity. This substitution was intended to replicate the adjustment mechanisms of a commodity money system while reducing the costs associated with producing and handling physical gold.

The natural value of gold, as described by Ricardo, serves as a benchmark for evaluating the efficiency of different monetary systems. In systems where gold is the basis of money, the value of money remains stable relative to the value of gold. This stability is crucial for maintaining consistent prices and avoiding inflation.

However, in systems where the gold standard is lost or functions imperfectly, the quantity theory of money comes into play. This theory suggests that changes in the money supply directly impact the price level, leading to potential economic instability. Commodity money systems aim to prevent such fluctuations by keeping the money supply endogenous and tied to the natural value of gold.

The use of commodity money also has historical significance. For instance, the gold standard was widely adopted in the 19th and early 20th centuries to stabilize national currencies. Under this system, countries fixed their currency values to a specific amount of gold, ensuring international monetary stability and predictability.

Despite their advantages, commodity money systems have drawbacks. Mining, refining, and storing gold involve significant costs and labor. Moreover, the supply of gold is limited and cannot easily be increased to meet economic demands, potentially leading to deflationary pressures.

In summary, commodity money is a currency that derives value from a physical commodity like gold. It ensures stability by aligning money’s value with the commodity’s natural value. While it has historical and economic benefits, including stabilizing the price level and regulating the money supply, it also faces challenges related to production costs and limited supply.

3. Fiduciary Money

Definition: Fiduciary money is a substitute that derives value from a trust or promise of payment. It often takes the form of written statements of debt or intent to pay, backed by trust between transaction parties.

Risks: The primary risk with fiduciary money is that promises may not align with the actual money supply. If too many individuals attempt to convert their fiduciary money at once, the fiat system supporting these transactions can be overrun.

Example: Money orders, bank drafts, promissory notes, and digital wallets are examples of fiduciary money. For instance, a digital wallet balance of $2,000 only gains value once transferred and converted into fiat money.

Analysis:

Fiduciary money refers to a currency that derives its value from the trust or belief that it can be exchanged for something of value in the future. Unlike commodity money, which has intrinsic value, or fiat money, which is backed by government decree, fiduciary money relies on the credibility of the issuer and the trust between parties in a transaction. Typical forms of fiduciary money include paper checks, promissory notes, and digital credits.

The concept of fiduciary money is rooted in the principle of deferred payment, where the actual transfer of value occurs later. This system is built on the trust that the promise represented by the fiduciary money will be honored. For example, a paper check is a promise by the issuer to pay the specified amount from their bank account, and its acceptance depends on the recipient’s trust in this promise.

Historically, fiduciary money has been critical in facilitating trade and commerce, especially when carrying large quantities of commodity money (such as gold or silver) was impractical. Fiduciary money allows for greater flexibility and convenience in transactions, as it can represent large sums without the need for physical transfer of commodities.

China’s response to the American Silver Purchase Act (ASPA) of 1934 is a significant historical example of the impact of fiduciary money. The ASPA led to increased demand for silver, causing its price to rise and triggering significant silver outflows from China. Conventional wisdom suggested that such outflows would lead to severe deflation and economic crises in China due to a reduced money supply. However, a detailed investigation using a historical Chinese dataset from 1890 to 1935 reveals a different story.

The study found that the issuance of fiduciary money in China effectively mitigated the impact of silver outflows. As silver left the country, fiduciary money filled the gap, ensuring the overall money supply remained stable. This responsiveness helped prevent severe deflation and economic instability. By relying on fiduciary money, China managed to maintain economic stability despite the fluctuations in silver reserves.

Fiduciary money also plays a crucial role in modern economies. Digital payments, credit cards, and electronic transfers are all fiduciary money that facilitate daily transactions. These forms of money are backed by the issuing institution’s credibility and the regulatory frameworks that ensure their reliability and security.

The effectiveness of fiduciary money hinges on several factors, including the legal framework, the financial system’s robustness, and the overall trust in the issuing institutions. For instance, a well-regulated banking system and solid legal enforcement of financial contracts enhance the credibility of fiduciary money.

However, the reliance on fiduciary money is not without risks. The primary risk is the potential mismatch between the promises made and the actual ability to fulfill those promises. If too many holders of fiduciary money attempt to convert their holdings into commodity or fiat money simultaneously, it can lead to a run on the banks, causing financial instability.

In conclusion, fiduciary money is a currency that derives value from trust and promises of future payment. It provides flexibility and convenience in transactions and has been instrumental in historical and modern economies. The case of China’s response to silver outflows during the ASPA period highlights its importance in maintaining economic stability. While fiduciary money offers numerous benefits, its effectiveness depends on the underlying financial infrastructure and trust in the issuing institutions.

4. Commercial Bank Money

Definition: Commercial bank money represents loans and credits created by financial institutions. When funds are deposited in a bank, they are loaned out to other customers, generating interest for the original depositor.

Importance: This type of money is crucial for creating liquidity in the financial system and facilitating the buying and selling assets like mortgages, business loans, and personal loans.

Example: If customer A deposits $15,000 into a bank account with a 15% reserve ratio, $2,250 must remain in the account. The remaining $12,750 can be loaned to customer B for starting a business. Customer B repays the loan with interest, part of which is given to customer A, increasing her account balance.

Commercial bank money is created when banks issue loans, generating new demand deposits and effectively increasing the money supply. This process allows banks to earn seigniorage, the profit from creating money at a lower cost than its value, enabling them to command natural resources without a corresponding contribution. Historically, seigniorage was associated with governments minting coins, but in modern economies, commercial banks also extract seigniorage through lending. When banks lend money, they record new assets (loans) and liabilities (deposits) on their balance sheets, creating new money. This newly created money increases aggregate demand and can lead to higher prices, contributing to inflation.

Commercial banks’ extraction of seigniorage influences resource distribution, often resulting in banks obtaining a larger share of the economy’s output. This impacts resource allocation across different economic sectors, as banks gain unearned income from interest on loans. Policymakers must address the effects of commercial bank seigniorage on inflation, resource distribution, and economic stability. Regulating money creation by banks and implementing measures to redistribute seigniorage can help mitigate these effects. Understanding commercial bank money and its implications is crucial for developing effective economic policies.

Conclusion

Understanding the different types of money helps to grasp how various economic systems function and interact. Each type of money, from fiat to commercial bank money, plays a unique role in the financial landscape, influencing everything from individual transactions to global economic policies.

Fxigor

Fxigor

Igor has been a trader since 2007. Currently, Igor works for several prop trading companies. He is an expert in financial niche, long-term trading, and weekly technical levels. The primary field of Igor's research is the application of machine learning in algorithmic trading. Education: Computer Engineering and Ph.D. in machine learning. Igor regularly publishes trading-related videos on the Fxigor Youtube channel. To contact Igor write on: igor@forex.in.rs

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