How Egypt under the brotherhood, a year later, Ragui Assaad, an economist at the University of Minnesota who studies Egypt, said such a deal had been possible in other countries — but only when there had been a strong government. "There are ways to do it, but you need a credible government so that when you say people will be compensated, they believe you," he said. But it is just that — credibility — that Mr. Morsi is struggling to regain as protesters challenge his authority across the country. His newly appointed culture minister has not entered his office in two weeks since demonstrators who accuse him of trying to "Brotherhoodize" the ministry occupied the building.