综观世界经济的发展,城镇人口的快速膨胀和由此引发的日益增长的就业问题,已成为发展中国家,特别是政府目前面临的一个重大挑战。城镇失业增长的一个更为重要的原因似乎是,作为传统上创造就业机会重要来源的正规部门已不再创造足够的就业机会了,正规部门的就业岗位已与城镇劳动 Looking at the development of world economy, the rapid expansion of urban population and the resulting employment increase have become a major challenge currently facing developing countries, especially the government. A more important reason for the growth of unemployment in urban areas appears to be that the formal sector, which has traditionally created an important source of employment, no longer creates enough jobs, and the formal sector jobs have been linked to urban labor