What were the Positive and negative aspects of Marjane's interaction with the Western culture?

What were the Positive and negative aspects of Marjane's interaction with the Western culture? How did the western culture affect her in a positive and negative way (even before she went ot Austria) what influences?

And what refrences are there in the book that show Marjane's atitudes and experiences with western culture (even before she went to Austria, During her years in Austria, and After her journey in Austria)