This book explores the emerging economic reality of health data pools from the perspective of European Union policy and law. The contractual sharing of health data for research purposes is giving rise to a free movement of research data, which is strongly encouraged at European policy level within the Digital Single Market Strategy. However, it has also a strong impact on data subjects' fundamental right to data protection and smaller businesses and research entities ability to carry out research and compete in innovation markets. Accordingly the work questions under which conditions...