The community was now devoted to coffee growing, subsistence plots had disappeared and internal differentiation was taking place.

There is also an internal genital differentiation.

The scientific discipline as the primary unit of internal differentiation of science is an invention of nineteenth century society.

The school structure was a four-class comprehensive school without any internal or external differentiation.

In such societies one does not find internal differentiation based on differential wealth, and if such differentiation appears to develop, it is resisted.

Again, in any established class, there are processes of internal differentiation, often by types of work.

The most important issue with regard to this is internal differentiation within the Union.

Now that the Union is growing fast, it is reasonable that it should be subject to internal differentiation.

The more the gap between individual states is reduced, the greater the internal differentiation.

This will require internal differentiation on the part of the Union, and its development as a confederation of states, rather than as a federation.