"impact of differences" is correct and usable in written English.
You can use it when referring to the effect of two or more dissimilar things on each other. For example, "The impact of differences in culture on global businesses can't be overstated."
In addition to different sampling frequencies, the impact of differences in sampling hardware systems was compared at all six co-located sites using pairs of 2-week averages for EC and silicon from CSN and NPACT.
The impact of differences in resolved velocity fields on the predicted disinfection was also investigated.
The potential impact of differences in study design and cohort selection is highlighted.
The inclusion of Northern and Southern countries allows to assess the impact of differences in these factors on the health status of older people.
In a soil moisture experiment, we discuss the impact of differences in modeling approaches on assimilation performance.
The objective of the study was to evaluate the impact of differences in fuel composition on flame characteristics, through measurement of the spatial distribution of the main parameters: temperature and concentrations of O2, CO, NOx, unburnt hydrocarbons, and N2O.
Most of the literature in this research area has focused on the impact of differences in labor market institutions.
A change in the mean beauty among the choices facing agents does not change the impact of differences in beauty among those choices.
However, the ways to empirically measure the impact of differences in human capital quality on the immigrant wage gap have typically been over-simplistic.
Further research is necessary to clarify the impact of differences in quality and quantity of certain treatments on, for example, healthcare cost and quality of life of IBD patients.
The increasing total duration of global InSAR coverage will provide data with which to examine variations between active systems, as well as the impact of differences in melt supply and magmatic system maturity.
