They provide a set of descriptive categories, many of which are similar to some of those presented by Tough.

He argues that "When people ask about "universals", they usually mean descriptive categories that are assumed to be found in all languages.

But the series of loose and imprecise descriptive categories she proposes within that framework are problematic.

Weber's approach to inequality was to present a range of descriptive categories that could be used to describe it in any given society.

Research typically falls into one of four categories: experimental, descriptive, historical, or philosophical.

The other 23 categories of acceptable gifts are descriptive categories, not tied to any specific dollar figure.

There are generally three descriptive categories for balls hit in the air:

Together they provided clinical analyses of the mentally ill, and arranged their disorders into specific, descriptive categories.

These fighting systems fall into three categories, speed-based, descriptive, and turn-based.

For most of them the word has become a descriptive category or a generic definition.