The premiers want more control over immigration as they seek to improve their respective economies. At the wind-up of their meeting on the economy today in Halifax, the provincial leaders said immigration emerged as a key issue. The N-D-P is asking Elections Canada to investigate alleged fraud involving donations to the Conservatives in Montreal. The allegations are linked to a report by Postmedia News that cites several Montrealers who say they did not donate to the Conservatives even though party financial filings say they did.