One approach to urban areas emphasizes the existence of certain immutable relationships, such as Zipf's or Gibrat's Law. An alternative view is that urban change reflects individual responses to changing tastes or technologies. This paper examines almost 200 years of regional change in the U.S....

As a result of the slight success achieved by many developing countries in their attempts to become integrated in the international division of labour and the growing fear of unilateral dependence upon the industrial nations, increased attention has been given in recent years to economic and...