The phrase "an unambiguous effect" is correct and usable in written English.
It can be used when describing a clear and definite outcome or result of an action or event.
Example: "The new policy had an unambiguous effect on employee productivity, leading to a noticeable increase in output."
Alternatives: "a clear effect" or "a definite impact".
A priori, we cannot expect an unambiguous effect but it depends on the dataset and methodology that we use.
He has argued that a trade liberalization does not have an unambiguous effect, since there are two different effects at work, a substitution and an income effect, that operate in opposite directions.
For many primitives, there is just one possible outcome when applied to a particular subject, e.g. changing atoms to a specific element, for which it is appropriate to design the primitive to have an unambiguous effect.
While there is an unambiguous negative effect of irregular status on visits home, both the direct and indirect effects of irregular status on remittances depend on other social and economic facets of the co-ethnic community and the context of reception.
However, the lack of an unambiguous independent effect may be due to the low number of patients.
However, across the different contrasts, the precise choice of filter frequency had no decisive and unambiguous effect on predictive validity between a frequency of 0.035 and 0.1 Hz.
However, contrary to alcohol, no unambiguous effect with respect to traffic safety could be assessed easily by standard methodology, i.e. epidemiological research.
Of particular interest was the unambiguous effect on the expression levels of genes belonging to the CXC chemokine family, particularly the neutrophil chemotactic factors IL-8, CXCL1 and CXCL2 in response B. anthracis Sterne infection.
Overall, the unambiguous effect is to reduce supply of electricity, while geographical and seasonal patterns are weak.
After careful curations (see Methods), we identified a total of 74 nsSNVs in 59 proteins, for which multiple evidences supported their unambiguous effect on drug responses.
Apolipoprotein E4 status has no unambiguous effect on EEG [ 12, 13] and the EEG findings correlate with decreased psychometric performance in AD [ 14– 16].
