His current research projects involve the economic integration of immigrants, ethnic economies, the mobility of privileged labour, and immigration policies and discourses in Canada and Europe. His books include Work on the West Side (Lexington Books, 2002); Labor Movement: How Migration Regulates Labor Markets (Oxford University Press, 2006); Critical Geographies: A Collection of Readings (co-editor, Praxis (e)Press, 2008); and Immigration Dialectic: Imagining Community, Economy and Nation (University of Toronto Press, forthcoming this summer).