What kind of competitive advantages does it require? What are the capabilities needed to be a broad adaptive cost leader? What are the ways to sustain competitive advantage? What types of competitive...

What kind of competitive advantages does it require? What are the capabilities needed to be a broad adaptive cost leader? What are the ways to sustain competitive advantage? What types of competitive advantages does being a first-mover provide? Can you sketch the mapping of the value chain for: (a) A consulting firm (b) An airline (c) A trading firm (d) A corporate and investment bank?