Globalisation, internal labour markets and the migration of the highly skilled

Over the last decade highly skilled migration has been gaining relative importance in European migration flows. Following the goods and factor markets the market for highly skilled labour has thus also started to globalise. How are the globalisation processes of the world-wide goods, capital and labour markets interlinked? What role do international enterprises and their internal labour markets play in increasing highly skilled migration? What trends can be expected for the future?