The phrase "abilities are less" is not correct and sounds incomplete in written English.
It could be used in a context where you are comparing abilities, but it needs additional information to clarify what is being compared.
Example: "In this situation, the abilities are less effective than expected."
Alternatives: "abilities are diminished" or "abilities are inferior".
On this matter, Gundersen and Garasky (2012) found that households with greater financial management abilities are less likely to be food insecure.
Personally, I have always been fairly confident in my abilities and my views, although as I get older, I do recognize that my abilities are less than they were when I was younger.
There is some empirical evidence indicating that employers' attitudes towards older workers are changing (Wieteke et al. 2011) and that older workers whose tasks rely on cognitive abilities are less likely to decrease their productivity compared to workers with more physically demanding jobs (Skirbekk 2008).
For example, it has been shown that drivers with poor cognitive performances and drivers who are not aware of their own abilities are less likely to avoid difficult driving situations than those with higher performances or who are aware of their own abilities [22, 23].
Drugs that enhance decision-making and executive function abilities are less well known because of the complexity of these functions which comprise different subprocesses (i.e., reward, punishment sensitivity, and impulsivity).
Under the ready-or-not hypothesis we might predict the exact opposite; at any given point in time, but particularly under the more stressful conditions of early stocking, natural selection may favor ontogenetically advanced fry that are larger, have superior swimming abilities, are less susceptible to predation, and dominate in competition for feeding territories.
The players' abilities were less at issue in Shostakovich's Sonata for Viola and Piano than the extent of their involvement.
It was faster than its southern counterpart but its scenting abilities were less well developed.
On the other hand, recent imaging genetic studies suggest that while certain behavioural markers of ADHD may be to some extent heritable, the heritability of the functional neural networks that underlie these cognitive abilities is less certain [ 84].
For instance, failure to properly control for unobserved ability could increase the estimated premium associated to academic curricula if individuals with higher ability are less likely to select into vocational tracks.
This position argues that students with low spatial ability are less able to visualize and operate on the spatial relationships that underlie disciplinary concepts in STEM and that this negatively impacts these students very early in their course of study (Uttal & Cohen, 2012; Wai, Lubinski, & Benbow, 2009).
