Health economic evaluation aims at providing information on the efficiency of interventions. Since the 1980s, there have been major developments in the field, especially in terms of methodologies. As the field has expanded and developed, methodologies have become increasingly sophisticated. In parallel, over the past decade, the conduct of economic evaluations has become more and more instituti...

A decision maker in an economics textbook is usually modeled as an individual whose decisions are not influenced by any other people, but of course, human decision-making in the real world is typically embedded in a social environment. Households and firms, common decision-making agents in economic theory, are typically not individuals either, but groups of people—in the case of firms, often in...