inflation-econ notes, Study notes of Economics

The concepts of inflation and deflation, their causes, effects, and calculation. It explains how inflation and deflation affect the economy of a country and the purchasing power of its citizens. The document also describes the different measures used to calculate inflation, such as the consumer price index and the producer price index. It highlights the advantages and disadvantages of inflation and deflation and their impact on economic growth. Finally, the document explains the causes of deflation and how it differs from disinflation.

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2021/2022

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Inflation
1
Objectives of the chapter:
1- Introduction
2- Definition of inflation
3- Causes of inflation
4- Effects of inflation
5- Calculation of inflation
6- Deflation
7- Is inflation and deflation considered good for the economy of the country?
8- Who is benefited most by inflation and deflation?
Introduction
Inflation happens when the price of goods and services increase, while deflation takes place when the price of the goods and
services decrease in the country. Inflation and deflation are the opposite sides of the same coin.
Maintaining the balance between these two economic conditions, i.e. inflation and deflation is essential as the economy can
quickly swing from one condition to the other as a result of these two conditions. keeps an eye on the levels of price changes
and controls deflation or inflation by conducting monetary policy, such as setting interest rates.
1- Definition of Inflation
Inflation is the rate at which the prices for goods and services increase. Inflation often affects the buying capacity of
consumers.
Most Central banks try to limit inflation in order to keep their respective economies functioning efficiently. There are certain
advantages as well as disadvantages to inflation.
Inflation refers to the increase in the prices of the goods and services of daily use, such as food, housing, clothing, transport,
recreation, consumer staples, etc.
2- Causes of Inflation
1- Money Supply
2- National Debt
3- Demand-Pull Effect
4- Cost-Push Effect
5- Exchange Rates
1- Money Supply
Excess currency (money) supply in an economy is one of the primary cause of inflation. This happens when the money
supply/circulation in a nation grows above the economic growth, therefore reducing the value of the currency.
In the modern era, countries have shifted from the traditional methods of valuing money with the amount of gold they
possessed. Modern methods of money valuation are determined by the amount of currency that is in circulation which is then
followed by the public’s perception of the value of that currency.
2- National Debt
There are a number of factors that influence national debt, which include the nations borrowing and spending.
In a situation where a country’s debt increases, the respective country is left with two options:
A- Taxes can be raised internally.
B- Additional money can be printed to pay off the debt.
3- Demand-Pull Effect
The demand-pull effect states that in a growing economy as wages increase within an
economy, people will have more money to spend on goods and services.
The increase in demand for goods and services will result in companies raising prices that the
consumers will bear in order to balance supply and demand.
4- Cost-Push Effect
is an inflation that results from an initial increase in costs.
There are two main sources of increased costs.
An increase in the money wage rate
An increase in the money price of raw materials, such as oil.
5- Exchange Rates
An economy with exposure to foreign markets mostly
functions on the basis of the dollar value.
In a trading global economy, exchange rates play an important
factor in determining the rate of inflation.
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Objectives of the chapter:

1 - Introduction

2 - Definition of inflation

3 - Causes of inflation

4 - Effects of inflation

5 - Calculation of inflation

6 - Deflation

7 - Is inflation and deflation considered good for the economy of the country?

8 - Who is benefited most by inflation and deflation?

Introduction

  • Inflation happens when the price of goods and services increase, while deflation takes place when the price of the goods and services decrease in the country. Inflation and deflation are the opposite sides of the same coin.
  • Maintaining the balance between these two economic conditions, i.e. inflation and deflation is essential as the economy can quickly swing from one condition to the other as a result of these two conditions. keeps an eye on the levels of price changes and controls deflation or inflation by conducting monetary policy, such as setting interest rates.

1 - Definition of Inflation

  • Inflation is the rate at which the prices for goods and services increase. Inflation often affects the buying capacity of consumers.
  • Most Central banks try to limit inflation in order to keep their respective economies functioning efficiently. There are certain advantages as well as disadvantages to inflation.
  • Inflation refers to the increase in the prices of the goods and services of daily use, such as food, housing, clothing, transport, recreation, consumer staples, etc.

2 - Causes of Inflation

1 - Money Supply

2 - National Debt

3 - Demand-Pull Effect

4 - Cost-Push Effect

5 - Exchange Rates

1 - Money Supply

➢ Excess currency (money) supply in an economy is one of the primary cause of inflation. This happens when the money supply/circulation in a nation grows above the economic growth, therefore reducing the value of the currency. ➢ In the modern era, countries have shifted from the traditional methods of valuing money with the amount of gold they possessed. Modern methods of money valuation are determined by the amount of currency that is in circulation which is then followed by the public’s perception of the value of that currency.

2 - National Debt

➢ There are a number of factors that influence national debt, which include the nations borrowing and spending. ➢ In a situation where a country’s debt increases, the respective country is left with two options: A- Taxes can be raised internally. B- Additional money can be printed to pay off the debt.

3 - Demand-Pull Effect

➢ The demand-pull effect states that in a growing economy as wages increase within an economy, people will have more money to spend on goods and services. ➢ The increase in demand for goods and services will result in companies raising prices that the consumers will bear in order to balance supply and demand.

4 - Cost-Push Effect

➢ is an inflation that results from an initial increase in costs. ➢ There are two main sources of increased costs. ➢ An increase in the money wage rate ➢ An increase in the money price of raw materials, such as oil.

5 - Exchange Rates

 An economy with exposure to foreign markets mostly functions on the basis of the dollar value.  In a trading global economy, exchange rates play an important factor in determining the rate of inflation.

3 - Effects of Inflation

  • When there is inflation in the country, the purchasing power of the people decreases as the prices of commodities and services are high.
  • The value of currency unit decreases which impacts the cost of living in the country. When the rate of inflation is high, the cost of living also increases, which leads to a deceleration in economic growth.
  • However, a healthy inflation rate around 2 percent is considered positive because it directly results in increasing wages and corporate profitability and maintains capital flowing in a growing economy.

4 - calculation of inflation

  • Price Level and Inflation Rate:
    • price level: a measure of the average prices of goods and services in the economy.
    • We refer to the percentage increase in the price level from one year to the next as the inflation rate.
    • we used the GDP deflator to measure changes in the price level. By measuring changes in the prices of different baskets of goods , we would come up with different measures. ◦ Two commonly-used measures are: ❖ The consumer price index (CPI) ❖ The producer price index (PPI) ❖ The consumer price index is a measure of the average change over time in the prices a typical urban family of four pays for the goods and services they purchase.  To calculate the CPI in a given year, we need:
      • A basket of goods
      • The cost to purchase the basket of goods in a base year
      • The prices in the current year  The CPI in the current year is the cost to purchase the basket of goods this year, divided by the cost in the base year. By convention, we multiply this by 100, so that the CPI in the base year is 100.

Is the CPI an Accurate Measure of Inflation?

Some potential problems with the CPI include:

  • Substitution bias: Consumers may change their purchasing habits away from goods that have increased in price.
  • Increase in quality bias: Products like cars and computers have become more durable and better quality over time. It is hard to isolate the pure-inflation part of price increases.
  • New product bias: The basket of goods changes only every 10 years. There is a delay to including new goods like cell phones.
  • Outlet bias: Increases in purchases from discount stores like Sam’s Club and Costco or the internet are not incorporated into the CPI; it still uses full-retail price.

5 - Deflation:

  • Deflation is generally the decline in the prices for goods and services that occur when the rate of inflation falls below 0%.
  • Deflation will take place naturally, when the money supply of an economy is limited. Deflation in an economy indicates deteriorating conditions.
  • Deflation is normally linked with significant unemployment and low productivity levels of goods and services.
  • The term “Deflation” is often mistaken with “disinflation.” While deflation refers to a decrease in the prices of goods and services in an economy, disinflation is when inflation increases at a slower rate.

Causes of Deflation

1 - Structural changes in capital markets :

  • When different companies selling similar goods or services compete, there is a tendency to lower prices to have an edge over the competition. 2 - Increased productivity :
  • Innovation and technology enable increased production efficiency which leads to lower prices of goods and services.
  • Some innovations affect the productivity of certain industries and impact the entire economy. 3 - Decrease in the supply of currency :
  • The decrease in the supply of currency will decrease the prices of goods and services to make them affordable to people.

6 - Is inflation considered good for the economy of the country?

  • Inflation is viewed as positive when it helps boost consumption and consumer demand, driving economic growth. Some believe inflation is meant to keep deflation in check, while others think inflation is a drag on the economy.
  • When the economy is not running at capacity, i.e., there is unused labour or resources, inflation theoretically helps increase production. It also makes it easier for debtors, who can repay their loans with money that is less valuable than the money they borrowed.