Prepositions with nouns

“Of economy” or “in economy”?

In economy can appear in phrases about participation within an economy, but economy is more often used with other structures. Of economy is uncommon except in fixed or formal expressions such as laws of economy.

Quick answer

How are economy and prepositions used?

In economy is limited and usually refers to something happening within an economic system. Of economy is rare in everyday English and normally appears after another noun in formal expressions.

Small businesses play a major role in the economy.
The laws of economy were discussed in the lecture.
Confidence in the economy is rising.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
in the economy

Talking about participation or change within an economic system

Use in the economy for activity, sectors, or developments inside a country's economy.

Technology companies are growing rapidly in the economy.
2
confidence in the economy

Expressing attitudes toward the economy

Use in with nouns like confidence, trust, or investment.

Consumer confidence in the economy has improved.
3
laws of economy

Formal or technical expressions

Of economy appears in a few formal combinations, often in academic or historical writing.

The text examined the classical laws of economy.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
in the economy
Jobs are increasing in the economy.
inside the economic system
of economy
the laws of economy
formal relation to economic theory
economic + noun
economic growth
more natural than economy in many modifier positions

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using in economy without an article

Economy usually needs an article when referring to a national or global system.

✕ Growth is slow in economy. ✓ Growth is slow in the economy.

Using of economy in ordinary descriptions

Everyday English usually prefers economic or economy without of.

✕ the problems of economy ✓ economic problems

Quick practice

Choose the expression that matches the intended meaning.

1. Investment ___ the economy is increasing.
2. The lecture covered the laws ___ economy.
3. New jobs appeared ___ the economy.

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Frequently asked questions

Is of economy common in modern English?

No. It is mostly limited to formal or technical expressions.

Why do people say economic growth instead of growth of economy?

Economic is the usual adjective form before nouns.

Can I say in economy?

Usually say in the economy rather than in economy alone.

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