Platinum companies involved in an extended wage dispute with mineworkers might be guilty of tax and wage evasion, a union negotiator [has] claimed...Association of Mineworkers and Construction Union (Amcu) negotiator Brian Ashley...claimed mining companies could be moving part of their profits to countries with low or no tax on profits to escape tax and avoid paying higher wages. Ashley has been negotiating for Amcu in labour court-facilitated talks with platinum companies Lonmin, Impala Platinum, and Anglo American Platinum...Amcu members at the three companies downed tools on January 23, demanding a basic monthly salary of R12 500. Ashley...said in the last decade, Lonmin seemed to have forfeited about R1.9-billion in revenue from sales...Similarly, Impala Platinum...showed a forfeited revenue of around R2.8-billion... “We still have to put all the dots together to get to the absolute conviction that what we are dealing with is tax evasion...”...