This document is the thesis proposal of Nemanja Maslar submitted to the Department of Business and Management at LUISS University. The thesis will examine the country of origin effect and how phenomena like brain drain and diaspora from developing countries impact consumer perceptions and purchasing decisions in developed markets. The proposal outlines the background, problem statement, research questions, methodology, and anticipated chapter structure. It will use surveys to collect data on consumer willingness to purchase products from developing countries under various brain drain and diaspora scenarios. The goal is to provide empirical evidence on how these phenomena influence the country of origin effect.