RANKED: the Masters subjects that give the biggest pay boost
In the UK, they often cost over £7,000 ($10,136), and for many students they involve studying at the same time as holding down a full or part-time job.
Salary benchmarking site Emolument.com has analysed 23,866 graduate salaries by subject to show which masters result in the biggest pay boost over just doing a bachelors degree.
The list may give potential students concerned about future salaries an idea of whether a masters course in a particular subject is worth signing up for.
Check out the list below.