He and Duflo, both economists at the Massachusetts Institute of Technology, thought a better approach would be to appropriate the methodology of the pharmaceutical industry, and subject different types of aid to randomised controlled trials.
For each instance of that subject different from x (n-1 instances).
As noted before, in order to subject different classes of cars (e.g., heavy truck vs. passenger cars), different amount of toll/subsidy, the multiclass modeling is inevitable.
While they are optically the simplest of compound eyes, apposition eyes potentially have one huge advantage over the other designs they can subject different parts of the visual field to different levels of inspection.
Evolutionary biologists will sometimes suggest that origins is a subject different than the evolutionary history of life, but in so doing they reveal themselves as closet vitalists who assume that life is different than nonlife.
The search was performed only on the basis of determinant, because of a limited amount of literature on the subject; different synonyms for resurfacing HRA were used (Table 1, see Supplementary data).
