It has now become the core concept of future Chinese economic reform.

The core concept in each case has evolved over time, though the environment is much further along.

At least we now have a standard definition for a few core concepts.

A core concept is that individuals differ in how they learn.

It's easy to learn, but the levels themselves are clever and do a lot with the core concepts.

In Ultimate, the core concept is "playing by the spirit of the game."

This article presents a general overview of information security and its core concepts.

Each tradition, however, does have its own core concepts, and some comparisons can be drawn between them.

Other core concepts of the theory are justification and legitimacy.

Each day was focused on a specific core concept, with students discussing the meanings in their own words.