The phrase "a marginal contribution to" is correct and usable in written English.
It can be used when discussing the limited or minor impact of something in a particular context, such as research, projects, or discussions.
Example: "The study provided a marginal contribution to the existing body of knowledge on climate change."
Alternatives: "a slight addition to" or "a minimal impact on".
In normal times, what the opposition says usually makes a marginal contribution to the destiny of the nation.
And all public evidence suggests that, from its inception in 2001 to this day, bulk collection has never made more than a marginal contribution to securing Americans from terrorism, despite its costs.
At that point, Mr. Schrempp said Chrysler would make a "marginal contribution" to Daimler's operating profit in 2000, which implied that losses in the fourth quarter would wipe out most of the profits from earlier in the year.
Or he could opt for what I'll call the Porsche Model, one in which the most visible activity (in this case sports car manufacturing) brings only a marginal contribution to the P&L when compared to its financial activities: in 2009, Porsche made $1bn£620m0m) in profit from car sales and almost $7bn betting on Volkswagen stock.
But since 2000, increased pressure from America and the EU has persuaded it to take a tougher line, as has the promise of millions of dollars of extra aid money.Laotian opium about 100 tonnes a year in the 1990s has only ever made a marginal contribution to the global drugs trade; Laos has never been in the same league as Afghanistan and Myanmar.
The story that makes the most sense to me, however, rests on an old insight by the economist W. Arthur Lewis, who argued that countries in the early stages of economic development typically have a small modern sector alongside a large traditional sector containing huge amounts of "surplus labor" — underemployed peasants making at best a marginal contribution to overall economic output.
It might also be worth assessing risk over a longer period than just one year, now the standard practice, or raising some banks' capital requirements if their size means that they make a disproportionate marginal contribution to system-wide risk.
Hence, the results support Schultz's argument that formal education has a significant marginal contribution to farm production only under modern technology.
The BTC consortium now hopes that some of the oil in the Kazakh fields across the sea will pass through the new pipeline, or perhaps oil from Russia, despite the Kremlin's distaste for the project.When the oil runs outA good deal for BP, and a useful if marginal contribution to global oil flow; but a good deal for Azerbaijan?
However, the main effect in striatum described by Peterson et al., was driven by a volume decrease in the caudate, a structure with marginal contribution to sensorimotor cortico-subcortical loops compared with putamen (Parent and Hazrati, 1995).
First, as shown in panel A, the mean closed time was determined mainly by the NV value, whereas MFI only had a marginal contribution (at least in the activity domain of the measured clones).
