The document summarizes the WorldCom case study and compares corporate governance between the US and China. It discusses factors that led to WorldCom's failure, including collusion between senior executives, an unalert board of directors, and unreasonable loans given to the CEO. It then outlines key aspects of corporate governance in the US, including ownership structure, board independence, and the role of capital markets, regulations, and gatekeepers. Finally, it compares governance between the two countries, noting similarities based on internal control/external regulation systems, but also differences in culture, ownership concentration, and capital market development.