Question 4 (1 point) The threat of substitutes is greater in the short-haul market for air travel (e.g. Toronto-Ottawa) than the long-haul market for air travel (e.g. Toronto-Frankfurt). True False Question 5 (1 point) What concept developed by Brandenburger and Nalebuff as a counterpart to Porter's five-forces consists of suppliers, customers, competitors and complementors? O Value net O BCG Market Share Matrix 4 P's of Marketing 3 P's of Marketing O Mckinsey 7-S Framework