ASRA, Iraq, June 6 — Standing under the merciless sun outside his office, surrounded by employees shouting angrily about pay, Jabbar Ali al-Leaby, the director general of the South Oil Company, lost the little patience he had left. "Be satisfied with what you got," he told the men. "Do you know what I went through to get even this money for you?" It was only three hours into the workday, but Mr. Leaby's frustrations started, as they do every morning, when he arrived around 8 to the lone refurbished office in a complex of buildings so thoroughly ransacked that...