While I don't have the quantitative data, my sense is that the cost is too large to be covered by taxing the profession at anything less than a completely onerous rate. (slaw.ca)
«A combination of practical scenario and case study questions, with more conceptual essay questions, will test a range of skills essential to the international tax profession, from determining a client's tax position based on an understanding of applicable legislation, to offering analysis, evaluation and advocacy on a topical issue in international tax discourse.» (politics.co.uk)
He competed regionally, nationally and across Europe on both the road and track, and has worked in the tax profession since 1984, establishing his own specialist consultancy company in 2003. (britishcycling.org.uk)