February 27, 2005 More Dutch Plan to Emigrate as Muslim Influx Tips Scales By MARLISE SIMONS AMSTERDAM - Paul Hiltemann had already noticed a darkening mood in the Netherlands. He runs an agency for people wanting to emigrate and his client list had surged. But he was still taken aback in November when a Dutch filmmaker was shot and his throat was slit, execution style, on an Amsterdam street. In the weeks that followed, Mr. Hiltemann was inundated by e-mail messages and telephone calls. "There was a big panic," he said, "a flood of people saying they wanted to leave...