I recently wrote a paper outlining an alternative to the hosepipe ban. I proposed that rather than impose a crude universal hosepipe ban, water companies should incentivise business users to use less water, and if necessary charge households that use particularly high amounts of water more per unit.
Four Welsh academics have recently written an excellent paper looking at what happens to Welsh graduates, and students who graduate from Welsh universities. Their careful work helps us to understand something about the development and interaction of the national and regional economies within the United Kingdom.