Bin Zaraa was chief operating officer and chief executive officer of the National Debt Management Center RIYADH: Saudi Minister of Finance Mohammed Al-Jadaan has appointed Abdullah bin Zaraa as head of the Saudi executive fffice at the International Monetary Fund, Argaam reported. Bin Zaraa was chief operating officer and chief executive officer of the National Debt Management Center. Saudi Arabia"s executive office is a permanent member of the IMF executive board, where it represents the Kingdom independently.