Global business leaders have some critical questions to answer: is it worth investing in the global fight against HIV/Aids?...At the Global Business Coalition on HIV/Aids...we encourage chief executives to understand what the likely consequences to their companies will be if no action is taken against HIV/Aids. [refers to DaimlerChrysler, BP, AngloGold Ashanti, AngloAmerican, Viacom, MAC Cosmetics (part of Estée Lauder)]