Competition analysis

We have worked on competition economics matters both within an enforcement agency and as independent economic advisor. This work has included merger assessments, inquiries into potentially anti-competitive agreements; abuse of dominance/misuse of market power investigations and market studies and investigations.

In 2017 and 2018, Dr Decker was the independent academic reviewer of the UK Competition and Markets Authority’s Impact Assessment work.

Dr Decker has provided joint expert economic evidence and analysis in a number of competition law proceedings and regulatory proceedings including before the:

  • General Court of the European Union
  • UK Supreme Court
  • Irish High Court
  • World Bank International Centre for the Settlement of Investment Disputes (ICSID)
  • International Chamber of Commerce (ICC)
  • European Commission – DG Competition
  • Competition Appeal Tribunal (UK)
  • Competition Commission (UK)  
  • Office of Fair Trading (UK)
  • Ofcom (UK)
  • Competition Council of Lithuania
  • Scottish Court of Session
  • New Zealand Commerce Commission
  • South African Competition Commission

He has also provided evidence in competition law arbitration and regulatory dispute processes, including before sectoral regulators in the UK, Australia and elsewhere.

Regulatory Economics Limited

Phone: +44 (0)7846 952 231