With unemployment at chronically high rates in nearly all
countries, it is not surprising that the number of explanations
and interpretations is on the rise. In less developed countries,
we are told, the high birth rates and population growth rates ex
ceed the ability of agriculture and industry to absorb the new
population, with the result of increasing unemplo~nent. In the in
dustrial countries, where the rates of growth of population are
much lower, the explanati...