Case of success and failure

Comparison analysis of organizational behaviour in case of success and failure of Google LSS and Yahoo! Inc.

1) What is the organizational structure and culture of both?
2) What is the model of communication in both organizations (How the empoyees interact with each other)?
3) What kind of leadership these organizations preffer/follow?
4) How the organizational culture, structure and management effects success or failure?
5) What is the HR strategic planning, recruitment and selection strategy, and performance/ talent management strategy of both organizations?
6) What are the 6 recommendations that can help both organizations to get a better performance?

The sources should be academic/reliable.