These armies of low-paid PhD researchers and postdocs boost universities', and therefore countries', research capacity.

ECONOMIST: Why doing a PhD is often a waste of time

University students, PhD students or Postdocs below the age of 35, with citizenship and residence corresponding to one of the eligible countries listed below.

UNESCO: Travel grants to attend ESOF2010

There is a glut of postdocs too.

ECONOMIST: Why doing a PhD is often a waste of time