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First World

First World is an informal label for wealthy, industrialised countries with stable political systems and advanced economies. The term began in the Cold War and is now used loosely, although many economists prefer terms such as high-income or advanced economies.

From the Money Master HQ dictionary, founded by Shihan Sheriff (FCMA, VP of Finance at Nomod, CFO at Esanjo Ventures). How these definitions are written.

What it means

The phrase First World first appeared during the Cold War, when countries were grouped by political and economic alignment. The First World referred to the Western bloc led by the United States, the Second World to the Soviet-aligned bloc, and the Third World to countries that were not formally part of either.

Over time, the labels lost their original political meaning. Today First World is used as shorthand for countries with high incomes, strong institutions, developed financial markets and good infrastructure.

People may also use it in phrases such as First World problems, meaning small inconveniences that look trivial compared with the hardship others face. The meaning is informal and has no official definition.

Because the label is vague and can sound dismissive, international organisations avoid it. The World Bank, the International Monetary Fund and similar bodies group countries by income level or by stage of development, using published criteria that are reviewed from time to time.

Business writers increasingly use developed markets and emerging markets instead. The distinction still matters in business.

Developed economies tend to have deeper capital markets, stronger legal protections for investors, more stable currencies and lower inflation, which affects borrowing costs and the risk premium investors demand. Emerging economies may offer faster growth but with higher volatility and additional political or currency risk.

The history also explains why the number labels became unpopular. Ranking regions as first, second or third suggested a league table of worth, and the Cold War categories no longer match how trade and investment flow today.

Several countries once placed in other groups now have large, advanced economies. Managers should be careful with the term in global communications.

A country can be rich overall but still contain large pockets of poverty, and a country with a low average income can have world-class sectors. Specific descriptions, such as high-income or upper-middle-income, are more accurate and less likely to cause offence.

In practice

Real-world examples.

1

Example

A fund manager explains to her clients that part of the portfolio is in developed markets, meaning countries often called First World, because they offer more stable currencies and deeper stock exchanges. She notes that this stability usually comes with lower expected returns than in emerging markets.

2

Example

A consumer goods company compares sales growth in mature, wealthy countries with growth in lower-income regions. It finds that sales in the wealthy countries are steady but slow, while growth elsewhere is faster but less predictable. The finance team therefore plans for higher currency swings when budgeting for the faster-growing markets.

3

Example

A charity finance director writes a fundraising report and decides to replace First World with high-income countries. She explains that the more precise wording avoids stereotypes and matches the data in the report. Her board agrees that the report reads more clearly and that donors can see exactly which countries are meant.

Case study

Seen in the real world.

Northgate Coffee is a fictional roaster that sold only in wealthy, mature markets and planned to expand into a faster-growing region. Its strategy paper repeatedly referred to First World customers and developing customers, and its board challenged the wording as too vague to guide decisions.

In this illustrative case, the finance team replaced the labels with income bands, spending per household and currency stability scores for each country. This allowed the board to compare real numbers and set different pricing and hedging policies for each market. The story shows that the loose label hid the details that drive financial decisions. It also gave the board a common language to use with lenders and analysts.

Watch out

Common mistakes.

  • Treating First World as an official category. No international body uses it as a formal classification, and different writers apply it to different groups of countries.
  • Assuming every high-income country is the same for investment purposes. Tax systems, regulation, currency policy and growth outlooks vary a great deal.
  • Using the term in formal reports without defining it. Readers may interpret it politically or historically, so precise terms such as high-income or advanced economy are safer.

Questions

People also ask.

Where does the term come from?

It comes from Cold War language that divided the world into three blocs. The First World was the group of Western, market-based democracies.

What do economists say instead?

They commonly use advanced economies, developed markets or high-income countries, depending on whether they are discussing income, market depth or institutions. Whichever term is chosen, it helps to state the source and the criteria in a footnote.

Does a country stay First World forever?

There is no official status. Countries move between income groups as their economies change, and the published criteria are reviewed from time to time, so a country may be described differently in reports written years apart.

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Last updated · October 8, 2026
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Disclaimer

The information provided in this finance dictionary is for educational and informational purposes only. It should not be construed as financial, investment, legal, or tax advice. Always consult with a qualified professional before making any financial decisions. Money Master HQ makes no representations or warranties about the accuracy, completeness, or suitability of this information. Use of this content is at your own risk.