Influence of Brain Drain in Developing Countries

In the era of globalization, the scale of international talent mobility is enormous. However, this flow remains uneven, with developing countries often facing the challenge of brain drain. This article analyzes a number of studies on the phenomenon of brain drain and its impact on national human capital and innovation capacity in developing countries in the context of globalization. This article first summarizes the basic connotation and definition of brain drain and examines the drivers of brain drain in developing countries with the help of the two aspects of push and pull in the push-pull theory. This article analyzes how human capital and innovation capacity in developing countries have changed in the context of brain drain, summarizing research on both positive and negative impacts. Finally, this article summarizes the limitations of existing research and offers recommendations. First, cross-national comparative research and analysis of net population outflows should be strengthened. Secondly, research on non-linear relationships should be deepened.