Ollapse of communism and Gorbachev reforms.

Hello please follow these instructions:
No sources or quotes just paraphrase,
This is for class government-international political economy.
You must use this book: The Politics Of International Economic Relations by Spero, Joan E. and Jeffery A. Hart, this book is available on google books,
You must use a lot of details and examples from the book and other information,
This paper must focus more on economy then on politics,
Topic:
Collapse of communism and Gorbachev reforms.
Please let me know if you have any questions.
Thank You