Please read the Crestor case study included with your Harvard Business course pack. Your written assignment should begin with an executive summary highlighting the case and issues presented. You will then answer the following questions:

$1.$ Why had the statin category grown so much $($What explains the category growth$)?$

$2.$ How did Lipitor become the number one player $($What explains the success of Lipitor$)?$

$3.$ Should AstraZeneca launch Crestor as a niche product or with an "attack the core" strategy? Pick one strategy, explain why it is the most appropriate approach, and describe what the plan might look like in terms of promotion, target markets, key communication message, and pricing.