Original sentence: Business studies is the name of an academic subject taught at higher level in Australia, Canada, Hong Kong, India, Ireland, New Zealand, South Africa and the United Kingdom (at both GCSE, AS Level and A Level in the UK), as well as at university level in many countries
Edited sentence: Business studies is the name of an academic subject taught at higher level in Australia, Canada, Hong Kong, India, Ireland, New Zealand, South Africa and the United Kingdom (at both GCSE, AS and A2 Level in the UK), as well as at university level in many countries