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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
have been effective
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "have been effective" is correct and usable in written English.
You can use it to describe actions or measures that have successfully achieved their intended results over a period of time. Example: "The new marketing strategies have been effective in increasing our customer engagement."
✓ Grammatically correct
News & Media
Science
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
But the agreements have been effective.
News & Media
They have been effective, perhaps too effective.
News & Media
It seems to have been effective.
News & Media
"None of these measures have been effective.
News & Media
These new lobbyists have been effective, lawmakers and others say.
News & Media
Her suicide may have been effective after all, albeit philosophically.
News & Media
And no countermeasures have been effective enough to stop this.
News & Media
"Some of their misinformation and data releases have been effective".
News & Media
History has shown that the military courts have been effective.
News & Media
Others, like Stone, an offensive lineman, have been effective.
News & Media
More important, the companies say, the games have been effective.
News & Media
Expert writing Tips
Best practice
Consider using more specific synonyms like "have proven successful" or "have yielded positive results" to provide a richer description of the impact.
Common error
Avoid using "have been effective" without providing supporting evidence or examples. Vague claims can undermine your credibility. Always contextualize the phrase with specific outcomes or measurable results.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been effective" functions as a predicate in a sentence, indicating that a subject (action, strategy, or treatment) has successfully achieved a desired result over a period of time. As Ludwig AI suggests, it is commonly used to describe actions that have achieved their intended results.
Frequent in
News & Media
48%
Science
27%
Formal & Business
12%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "have been effective" is a versatile and frequently used expression to describe actions or strategies that have successfully achieved their intended outcomes. Ludwig AI confirms its correctness and widespread applicability. Its usage spans various contexts, including news, science, and formal business settings, indicating its neutrality and adaptability. When using this phrase, it's crucial to provide specific evidence or examples to support the claim and avoid vague statements. Consider alternative phrases like "have proven successful" or "have yielded positive results" to add depth and precision to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have proven successful
Emphasizes the demonstrated success of something over time.
have yielded positive results
Focuses on the beneficial outcomes produced.
have had a positive impact
Highlights the influence and beneficial effect.
have achieved the desired outcome
Stresses the accomplishment of a specific goal.
have worked well
Suggests a smooth and efficient functioning.
have been instrumental
Implies a crucial role in achieving a result.
have been efficacious
A more formal synonym, emphasizing effectiveness.
have shown promise
Indicates potential for future success.
have delivered the goods
An informal expression emphasizing the fulfillment of expectations.
have passed the test
Shows that something has been approved because its effectiveness has been proven.
FAQs
How can I use "have been effective" in a sentence?
Use "have been effective" to describe actions, strategies, or treatments that have successfully achieved a desired result over a period of time. For example, "The new policies "have been effective" in reducing workplace accidents."
What can I say instead of "have been effective"?
You can use alternatives like "have proven successful", "have yielded positive results", or "have had a positive impact" depending on the context.
Is it correct to say "has been effective" instead of "have been effective"?
The correct form depends on the subject. Use "has been effective" for singular subjects (e.g., "The strategy has been effective"), and "have been effective" for plural subjects (e.g., "The strategies "have been effective"").
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested