Raw materials for clothing, shelter, machinery, etc.
Sec.1.

#Politico-economic problems.# The word "problem" is often on our tongues.

Life itself is and always has been a problem.

In every time and place in the world there have been questions of industrial policy that challenged men for an answer, and new and puzzling social problems that called for a solution.

And yet, when institutions, beliefs, and industrial processes were changing slowly from one generation to another and men's lives were ruled by tradition, authority, and custom, few problems of social organization forced themselves upon attention, and the immediate struggle for existence absorbed the energies and the interests of men.