CU Corporate Parenting & Portfolio Analysis Discussion Questions

I’m trying to learn for my Management class and I’m stuck. Can you help?

Required

Strategy Formation:  Corporate Strategy

Textbook: Wheelen, T. L., Hunger, D., Hoffman, A. N., & Bamford, C. E. (2014). Concepts in strategic management and business policy (14th ed.). Upper Saddle River, NJ: Prentice Hall. ISBN-13: 9780133126129 (print), 9780133126433 (e-text)

Recommended 

Andersson, H., & Janson, G. (2012). Evaluating a corporate strategy: A case study of Länsförsäkringar. Available via https://stud.epsilon.slu.se/4453/1/Andersson_et_al_120703.pdf 

Question 1

How is corporate parenting different from portfolio analysis? How is it alike? Is it a useful concept in a global industry?

Question 2

What are the tradeoffs between an internal and an external growth strategy? Which approach is best as an international entry strategy?