1. School of Public Administration, Dalhousie University, Halifax, Nova Scotia, Canada
2. Department of Community Health and Epidemiology, Dalhousie University, Halifax, Nova Scotia, Canada
3. College of Economics Analysis, SGH Warsaw School of Economics, Warszawa, Poland
4. Norwich Medical School, University of East Anglia, Norwich, United Kingdom
5. Department of Economics, Dalhousie University, Halifax, Nova Scotia, Canada