Using Chen, Blenman, and Chen's article 'Does Institutional Ownership Create Values? - The New Zealand Case', answer the following questions:

1. Let me know what you think of this article (e.g. limitations and weaknesses) and how you think this topic could be better studied in the context of New Zealand. (You can use further articles to back up your points)
2. Why would studies, like this one exclude financial firms from thier sample?