Using the 4 attributes in exhibit 3.6, is amazon prime a sustainable competitive advantage for Amazon? Why?

Is the resources or capability Implications

Valuable? ----------------------- Neutralize threats and exploit opportunities

Rare? -------------------------- Not many firms possess

Difficult to imitate? ------------------------- Physically unique, Path dependency (how accumulated over time), Causal ambiguity (difficult to disentangle what it is or how it could be re- created), Social complexity (trust, interpersonal relationships, culture, reputation)

Difficult to substitute? ------------------------- No equivalent strategic resources or capabilities