Search
Close this search box.

Table of Contents

Interest



Definition

Interest is a financial term that refers to the fee paid by borrowers to lenders for the use of their money. It’s typically expressed as a percentage of the loan amount on an annual basis, known as the interest rate. This may be either simple (calculated on the principal amount) or compound (calculated on the principal amount and accrued interest).

Phonetic

The phonetic spelling of the word “Interest” is /ˈɪn.tər.ɛst/.

Key Takeaways

Sure, here it is:“`html

  1. Interest is the cost of borrowing money where the borrower pays a fee to the lender for using the lender’s money.
  2. There are two types of interest: simple and compound. Simple interest is calculated only on the initial amount you deposited, while compound interest is calculated on the initial amount and also on the accumulated interest of previous periods of a deposit or loan.
  3. Interest can be a powerful tool in finance. When you save or invest, interest can help your money grow. However, when it comes to borrowing, interest can significantly increase the amount you owe.

“`In the browser, the above code would look like this:1. Interest is the cost of borrowing money where the borrower pays a fee to the lender for using the lender’s money.2. There are two types of interest: simple and compound. Simple interest is calculated only on the initial amount you deposited, while compound interest is calculated on the initial amount and also on the accumulated interest of previous periods of a deposit or loan.3. Interest can be a powerful tool in finance. When you save or invest, interest can help your money grow. However, when it comes to borrowing, interest can significantly increase the amount you owe.

Importance

Interest is fundamental in the world of business and finance for several reasons. At its most basic, it is the cost of borrowing money, thus encouraging the lender to provide funds and securing profit from the loan. It serves as an incentive for investors and savers as they earn interest on their deposits, effectively growing their wealth over time. Additionally, interest rates regulate economic growth. High interest rates discourage borrowing, helping to keep inflation in check, while low interest rates stimulate economic expansion by making borrowing more affordable. Therefore, understanding interest is crucial for making informed decisions in lending, investing, and economic policymaking.

Explanation

Interest serves as an integral component in the world of finance and business, providing a means to facilitate growth and incentivize lending. In essence, it is the cost of borrowing money, charged by a lender to a borrower, usually expressed as a percentage of the principal amount. The main purpose of interest is to reward the lender for the risk they undertake by lending their money, and for the opportunity cost of not being able to use the money in other ways during the loan period. It acts as a source of income or profit for entities such as banks, financial institutions, or individuals who lend money.Moreover, interest also helps in stimulating economic activity. When businesses can borrow money and have access to credit, they can invest in new projects, expand operations, and hire more staff, which can lead to increased production and economic growth. On a personal level, interest paid on savings or investments encourages individuals to save or invest their money rather than spending it, promoting personal wealth growth. Hence, while interest represents the cost of borrowing, it also functions as a financial tool for economic expansion and wealth accumulation.

Examples

1. Savings Account: When an individual puts their money into a savings account in a bank, the bank pays them for keeping their money in the account over a period of time. This payment, which is a percentage of the amount saved, is interest. This encourages people to save more money and is one way a bank or financial institution attracts depositors.2. Home Mortgages: When someone takes out a loan from a bank to buy a house, they are required to pay back not just the principal amount (the amount they borrowed) but also an additional percentage of the principal every year; this is known as mortgage interest. The rate at which the interest is charged can depend on various factors, such as the person’s credit score, the loan size, and the type of loan.3. Credit Cards: When consumers use credit cards for purchases, they’re essentially borrowing money from a credit card company. If they don’t pay their balance in full each month, they’re charged interest on the remaining amount. This is a large source of revenue for credit card companies. The interest rates (APRs) typically vary from card to card and person to person, based on creditworthiness.

Frequently Asked Questions(FAQ)

What is interest in finance?

Interest refers to the cost of borrowing money. It is usually calculated as a percentage of the loan’s principal amount that the lender charges annually.

What types of interest are there?

There are typically two types of interest: simple and compound. Simple interest is calculated on the initial amount of money that was borrowed while the compound is calculated based on the initial amount borrowed (or lent) as well as the interest that has already been added to that initial amount.

What does an interest rate signify?

The interest rate is the proportion of a loan that is charged as interest to the borrower, typically expressed as an annual percentage of the loan outstanding.

How does the interest rate affect my debt or investment?

The high rate of interest means you will have to pay more in terms of interest payments over the life of the debt. In terms of investment, a high-interest rate usually means more returns from your investment.

What is a fixed interest rate?

A fixed interest rate is where the rate of interest remains the same throughout the loan or investment period. It does not change or fluctuate with market rates.

What is a variable or floating interest rate?

A variable or floating interest rate can change according to market rates or index linked. The payments may increase or decrease over time.

How is interest calculated?

Interest is typically calculated by multiplying the principal amount by the interest rate, by the time period for which the money is borrowed or invested.

Why do different banks/financial institutions offer different interest rates?

Different banks or financial institutions may offer different rates to attract customers, depending on their funding costs, business strategy, risk assessment, and the overall financial market conditions.

How does interest impact borrowers and savers?

For borrowers, interest increases the cost of borrowing. For savers or investors, it signifies the return they earn on their funds.

Related Finance Terms

  • Compound Interest
  • Simple Interest
  • Interest Rate
  • Amortization

Sources for More Information


About Our Editorial Process

At Due, we are dedicated to providing simple money and retirement advice that can make a big impact in your life. Our team closely follows market shifts and deeply understands how to build REAL wealth. All of our articles undergo thorough editing and review by financial experts, ensuring you get reliable and credible money advice.

We partner with leading publications, such as Nasdaq, The Globe and Mail, Entrepreneur, and more, to provide insights on retirement, current markets, and more.

We also host a financial glossary of over 7000 money/investing terms to help you learn more about how to take control of your finances.

View our editorial process

About Our Journalists

Our journalists are not just trusted, certified financial advisers. They are experienced and leading influencers in the financial realm, trusted by millions to provide advice about money. We handpick the best of the best, so you get advice from real experts. Our goal is to educate and inform, NOT to be a ‘stock-picker’ or ‘market-caller.’ 

Why listen to what we have to say?

While Due does not know how to predict the market in the short-term, our team of experts DOES know how you can make smart financial decisions to plan for retirement in the long-term.

View our expert review board

About Due

Due makes it easier to retire on your terms. We give you a realistic view on exactly where you’re at financially so when you retire you know how much money you’ll get each month. Get started today.

Due Fact-Checking Standards and Processes

To ensure we’re putting out the highest content standards, we sought out the help of certified financial experts and accredited individuals to verify our advice. We also rely on them for the most up to date information and data to make sure our in-depth research has the facts right, for today… Not yesterday. Our financial expert review board allows our readers to not only trust the information they are reading but to act on it as well. Most of our authors are CFP (Certified Financial Planners) or CRPC (Chartered Retirement Planning Counselor) certified and all have college degrees. Learn more about annuities, retirement advice and take the correct steps towards financial freedom and knowing exactly where you stand today. Learn everything about our top-notch financial expert reviews below… Learn More