Nevertheless, expectations are that someone from within the top management of Vale will be appointed to the position of CEO, and not a political appointee.

FORBES: PNC Capital Wary of Brazil Miner Vale...for Now

It also boasts of a focus on business niches in which it can secure a top-five position, and a pioneering risk-management system that emphasises the creation of shareholder value, and links employees' remuneration to their value to shareholders.

ECONOMIST: Investment banking

It's no secret that the CMO position is perhaps the least secure job in top management, with a turnover rate that's faster than major league managers but slower than that among quick service restaurant employees.

FORBES: CMO Calculus

It means CEOs and top management must educate themselves about these risks and opportunities and put their companies in a position to adapt and succeed in a world of growing environmental and other sustainability risks.

FORBES: Ending Quarterly Capitalism