Chap., §

1    2,  18| confrontation and war itself are factors of progress and historical
2    3,  23|               23. Among the many factors involved in the fall of
3    4,  31|     earth.~In history, these two factors — work and the land — are
4    4,  32|       combinations of productive factors most adapted to satisfying
5    4,  35|       this means that productive factors have been properly employed
6    4,  35|       one; other human and moral factors must also be considered
7    4,  36|         of common growth are the factors which determine consumer