1Rhoades, D. L and Rechner, P. L A meta-analysis of board leadership structure and financial performance: Are "two heads better than one"? Corporate Governance: An International Review, 2001, 9(4): 311-319.
2Finkelstein, S. and D'aveni, R.. A. CEO duality as a double-edged sword: How boards of directors balance entrenchment avoidance. Academy of Management Journal, 1994, 37(5): 1079-1108.
3Vancil, R. F. Passing the baton: Managing the process of CEO succession. Boston, MA: Harvard Business School Press. 1987.