Introduction / Marcel Gerard and Silke Uebelmesser -- In search of evidence : mobility of students and mobility of highly skilled workers interrelated -- International student mobility and high-skilled migration : the evidence / Gabriel Felbermayr and Isabella Reczkowski -- Are foreign top PhD...

The public sector has grown substantially in the last fifty years. In the euro area, for example, total government expenditures have been around fifty percent of GDP since the early 2000s, resulting in a growing tax burden or high public debt or both. At the same time, government had intervened...