Creativity and innovation are important inputs in the global knowledge economy. However, while the theoretical concepts and the measurement of creativity on the individual level have made considerable progress during the last decades, so-called sectoral approaches to measuring creativity and innovation on the level of aggregate units are less well…

In the late 1990s, sustained economic growth in most Organisation for Economic Cooperation and Development (OECD) countries and the development of the information economy led to a considerable increase in migration of highly skilled individuals, especially in science and technology. Some OECD countries relaxed their immigration policies to attract…