The phrase "a cumulative effect of" is correct and usable in written English.
It can be used to describe the combined impact or result of multiple factors or events over time.
Example: "The cumulative effect of years of neglect has led to significant deterioration of the building."
Alternatives: "an aggregate impact of" or "a combined effect of".
Gen. Eric Tremblay, an ISAF spokesman, called the recent phenomenon "a cumulative effect" of many factors.
"It's a cumulative effect of changing management, changing his clubs, having a new girlfriend and changing his way of life.
"You're going to see a cumulative effect of rate cuts, and I think you're going to see a huge rally into the end of the year," said David Holzer, managing director of trading at Brean Murray & Company.
Her style is immersive, its intensity a cumulative effect of her bracing run-on sentences, which whip forward with muscular rigour, producing the effect of a world shaped entirely by the narrator's perceptions.
McMorrow said the minister's conclusions ignored the possibility that Naplan improvements at the schools were due to "a cumulative effect of past investment (e.g. a school may have benefited from a fixed-term program, such as the former government's National Schools Partnerships, which were terminated in 2013-14).
Another factor to be noticed is a cumulative effect of repetitive slips.
Pollution is often a cumulative effect of small amounts of contaminants gathered from a large area (US EPA 1987).
Aging of SU-8 polymeric cantilevers is a cumulative effect of environmental factors like temperature, humidity, light with time.
Of course, global errors may be much larger due to a cumulative effect of the systematic deviation.
Now, on a quarterly basis, we can roll up a cumulative effect of all the decisions and, if needed, adjust budgets.
Death rates are already believed to be higher at weekends and the report authors suggested a "cumulative effect" of lack of services on bank holidays.
