This week’s proposed combination of Brazil’s TAM and the multi-hub LAN is making waves across the industry. In creating what will be a world force, it would also create a regional dominance unprecedented in any other geography. The cross-alliance merger of LAN (oneworld) and TAM (Star) also raises major issues for each of the global alliance; and the opportunities for negotiating a powerful position in one of the global alliances could become a key part of the LAN-TAM merger moves. But then the role of anti-trust immunity enters from stage left…