Lesson summary: the foreign exchange market (article) | Khan Academy (2024)

In this lesson summary review and remind yourself of the key terms and graphs related to the market for foreign exchange (FOREX).

Lesson summary

The foreign exchange market is like any other market insofar as something is being bought and sold. However, the foreign exchange market is unique in two ways:

  1. A currency is being bought and sold, rather than a good or service
  2. The currency being bought and sold is being bought with a different currency.

Key Terms

Key termDefinition
exchange ratethe price of one currency in terms of another currency; for example, if the exchange rate for the Euro () is 132 Yen (¥), that means that each Euro that is purchased will cost 132 yen.
foreign exchange marketa market in which one currency is exchanged for another currency; for example, in the market for Euros, the Euro is being bought and sold, and is being paid for using another currency, such as the yen.
demand for currencya description of the willingness to buy a currency based on its exchange rate; for example, as the exchange rate for Euros increases, the quantity demanded of Euros decreases.
appreciatewhen the value of a currency increases relative to another currency; a currency appreciates when you need more of another currency to buy a single unit of a currency.
depreciatewhen the value of a currency decreases relative to another currency; a currency depreciates when you need less of another currency to buy a single unit of a currency.
floating exchange rateswhen the exchange rate of currencies are determined in free markets by the interaction of supply and demand

Key takeaways

Why the demand for a currency is downward sloping

When the exchange rate of a currency increases, other countries will want less of that currency. When a currency appreciates (in other words, the exchange rate increases), then the price of goods in the country whose currency has appreciated are now relatively more expensive than those in other countries. Since those goods are more expensive, less is imported from those countries, and therefore less of that currency is needed.

For example, suppose the price of a cell phone in the U.S. is $400, and the current exchange rate in Japan is 90 ¥ per dollar. That means that it takes: 90×$400=36,000¥ to buy the same cell phone in Japan. If two cell phones are imported into Japan, then a total of 800 US dollars will be needed to buy these phones.

However, if the dollar appreciates so that it now takes 100¥ to buy a dollar, the same cell phone now costs 100×$400=40,000¥. Because cell phones are more expensive, only one is imported into Japan from the United States, so the quantity of US dollars that Japan wants will fall from $800USD to $400USD.

The equilibrium exchange rate is the interaction of the supply of a currency and the demand for a currency

As in any market, the foreign exchange market will be in equilibrium when the quantity supplied of a currency is equal to the quantity demanded of a currency. If the market has a surplus or a shortage, the exchange rate will adjust until an equilibrium is achieved.

For example, suppose Westeros is a trading partner of Hamsterville, and the currency of Westeros is the Westeros Gold Dragon (WGD). Currently, the exchange rate is 20WGD per Hamsterville snark (SN). At this exchange rate, Hamsterville wants to sell 100SN, but Westeros only wants to buy 30SN. Therefore, there is a surplus of SN.

Like any surplus, this will place downward pressure on the price. If the exchange rate is flexible, then the exchange rate will decrease until the quantity supplied is equal to the quantity demanded.

Key Graphical Models

Suppose the United States and Japan are trading partners. Japan’s currency is the Yen (¥) and United States’ currency is the U.S. dollar (USD$). We can represent the market for the U.S. Dollar in the foreign exchange market, as shown here:

You bet! The nation of Nickelstan uses nickels as their currency. The nation of Cookiestan uses the Cookiestan Cookie (CC) as their currency. Of course, the CC is not an actual cookie, but a round piece of paper with the impression of a cookie.

Nickelstan is a popular vacation destination for the citizens of Cookiestan, and people traveling to Nickelstan need the local currency, the Nickel, to buy things. They go to the foreign exchange market for the Nickel to buy Nickels.

Well, how are they going to pay for these Nickels? Not with Nickels! The are going to trade in their own currency. So the demand for the Nickelstan Nickel is based on countries like Cookiestan wanting to buy Nickels.

The higher the exchange rate (that is, the more CCs it takes to buy a Nickel), the less currency will be demanded. For example, suppose a lime smoothie costs 2 Nickels in Nickelstan, and the current exchange rate is 3CC per nickel. To the citizens of Cookiestan, a lime smoothie costs 6CC once you account for the exchange rate. If suddenly the exchange rate is 4CC per nickel, that lime smoothie’s price shot up to 8CC. Suddenly those smoothies don’t seem as appealing, so as people buy less of them, they need fewer Nickels to do so.

Ok, so where does the supply of these Nickels come from? Well, Nickelstanians are also fond of travel and need other countries currencies to buy things abroad. So, Nickelstan will supply their own currency in hopes of trading them in for other currencies.

The interaction of the supply of Nickels and the demand for Nickels will yield an equilibrium exchange rate. The graph illustrates the foreign exchange market for Nickels in equilibrium. Note that cookies are the label for the price of Nickels, because that is how the Nickels are being paid for. Also, note that a nickel is on the quantity label because that is what is being bought.

Common misperceptions

  • We are used to thinking about buying things with a currency, so many new learners are confused about what the price should be in the market for a currency. Buthe price of an orange is never given in oranges; it’s given in some other currency. Just like an orange, a dollar can’t be bought with itself, but instead it needs to be bought with some other currency.

  • A common misperception is to confuse 1) the things that cause shifts in the supply or demand of a currency with 2) changes in quantity supplied or quantity demanded. To keep this straight, ask yourself “why is this change happening?” If a change is happening in response to a change in the exchange rate, then you are moving along a curve. If a change is happening in response to something else, the entire curve shifts.

  • It might seem like a time saver to take short-cuts on labeling graphs, but this is never a good idea. Take your time labeling the foreign exchange market carefully using the elements of a market:

  • Demand - the demand for the currency that is being exchanged

  • Supply - the supply of the currency that is being exchanged
  • Quantity - the quantity of the currency that is being exchanged
  • Price - some other currency that is being used to buy the currency that is being exchanged

Questions for review

  • China and Ghana are major trading partners. The currency of China is the yuan and the currency of Ghana is the cedi. In a correctly labeled graph of the foreign exchange market for the cedi, show the impact of an increase in imports from Ghana to China. Then, explain what is going on in your graph.

    In order for China to import more goods from Ghana, it will need more cedi to buy Ghanian goods. Therefore, the demand for the cedi will increase. As a result of an increase in the demand for the cedi, the exchange rate of yuan per cedi will increase (in other words, it will take more yuan to buy each cedi).

  • List 3 things that would cause the exchange rate of the U.S. dollar, in terms of Yen, to increase.

Lesson summary: the foreign exchange market (article) | Khan Academy (2024)

FAQs

Lesson summary: the foreign exchange market (article) | Khan Academy? ›

The foreign exchange market is like any other market insofar as something is being bought and sold. However, the foreign exchange market is unique in two ways: A currency is being bought and sold, rather than a good or service. The currency being bought and sold is being bought with a different currency.

What is the foreign exchange market summary? ›

The foreign exchange market is an over-the-counter global market where the buying and selling of global currencies occur, determining their exchange rates.

What is the forex market overview? ›

The forex market allows participants, including banks, funds, and individuals to buy, sell or exchange currencies for both hedging and speculative purposes. The forex market operates 24 hours, five days a week, and is responsible for trillions of dollars in daily trading activity.

What is the foreign exchange market model? ›

What the foreign exchange model illustrates. Exchange rates are determined by the interaction of people who want to trade in their currency (the supply of a currency) with other people who want to obtain that currency (the demand for a currency). The foreign exchange model is a variation on a market model.

What is an example of a currency exchange? ›

The exchange rate gives the relative value of one currency against another currency. An exchange rate GBP/USD of two, for example, indicates that one pound will buy two U.S. dollars. The U.S. dollar is the most commonly used reference currency, which means other currencies are usually quoted against the U.S. dollar.

What is foreign exchange explained simply? ›

Quite simply, it's the global financial market that allows one to trade currencies. If you think one currency will be stronger versus the other, and you end up correct, then you can make a profit.

What are the three major functions of the foreign exchange market? ›

The main functions of the market are to (1) facilitate currency conversion, (2) provide instruments to manage foreign exchange risk (such as forward exchange), and (3) allow investors to speculate in the market for profit.

How do beginners explain forex? ›

Key Takeaways. The foreign exchange (forex or FX) market is a global marketplace for exchanging national currencies. Because of the worldwide reach of trade, commerce, and finance, forex markets combine to be the world's largest and most liquid asset markets. Currencies trade against each other as exchange rate pairs.

Why is the foreign exchange market important? ›

The benefits of the Foreign Exchange Market in India are vital to the country's economic framework. Its role in facilitating international trade, managing risks, attracting investments, and fostering economic stability showcases its significance in India's financial landscape and global integration.

What is forex in simple terms? ›

Forex is foreign exchange, which refers to the global trading of currencies and currency derivatives. It is the largest financial market in the world, involving the buying and selling of currencies in pairs, taking advantage of changing rates.

What are the three types of foreign exchange market? ›

The three main types of foreign exchange market include- futures, spot and forward forex markets.

What is the foreign exchange market in layman terms? ›

The forex market is where banks, funds, and individuals can buy or sell currencies for hedging and speculation. Read how to get started in the forex market. Forex (FX) is the market for trading international currencies. The name is a portmanteau of the words foreign and exchange.

How does foreign exchange affect the economy? ›

The exchange rate affects the real economy most directly through changes in the demand for exports and imports. A real depreciation of the domestic currency makes exports more competitive abroad and imports less competitive domestically, thereby increasing demand for domestically produced goods.

What is the highest currency in the world? ›

The highest-valued currency in the world is the Kuwaiti Dinar (KWD). Since it was first introduced in 1960, the Kuwaiti dinar has consistently ranked as the world's most valuable currency. Kuwait's economic stability, driven by its oil reserves and tax-free system, contributes to the high demand for its currency.

What is the difference between money exchange and foreign exchange? ›

The money market is composed of three parts – short-term credit market, short-term securities market, and discount market. The types of money used in the foreign exchange market and the money market are different. In the currency market, a foreign exchange transaction invariably deals with two kinds of money.

How do currency exchanges make money? ›

Currency exchanges earn their money by charging customers a fee for their services, but also by taking advantage of the bid-ask spread in the currency. The bid price is what the dealer is willing to pay for a currency, while the ask price is the rate at which a dealer will sell the same currency.

What is the foreign market in simple terms? ›

Foreign market

Foreign markets are any markets outside of a company's own country. Selling in foreign markets involves dealing with different languages, cultures, laws, rules, regulations and requirements.

What is a summary of foreign exchange risk? ›

Foreign exchange risk is the chance that a company will lose money on international trade because of currency fluctuations. Also known as currency risk, FX risk and exchange rate risk, it describes the possibility that an investment's value may decrease due to changes in the relative value of the involved currencies.

How is the forex market today? ›

The dollar index (DXY00 ) today is up by +0.41% at a 3-1/2 week high.

Is SD Star FX real or fake? ›

SD Star FX is an Investment Firm incorporated under the laws of AUTONOMOUS ISLAND OF MWALI. Authorised and regulated by the Financial Service Commission (FSC) in AUTONOMOUS ISLAND OF MWALI (MOHÉLI) C O M O R O S U N I O N MWALI INTERNATIONAL SERVICES AUTHORITY (License No HY00823030 ).

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