1. Department of Geography and Environmental Management, University of Waterloo, Waterloo, Canada
2. School of Hospitality and Tourism Management, University of Surrey, Surrey, UK
3. Western Norway Research Institute, Sogndal, Norway
4. Environmental Dynamics Program, University of Arkansas, Fayetteville, USA
5. Department of Environment, University of Waterloo, Waterloo, Canada
6. Department of Public Finance, University of Innsbruck, Innsbruck, Austria