This is the first book that uses the Harris - Todaro (H-T) model to study contemporary economic issues in developing countries, with a particular focus on China. The zenith of research utilizing this model occurred in the 1990s, primarily addressing the impact of economic policies during labor migration on wages and employment across various sectors, international trade, urban unemployment rates, and social welfare. After nearly four decades, research in this area gradually faded from the spotlight. Post-2010, however, there has been a resurgence in H-T model studies. Scholars have begun...