1. Brendan Walsh ( ) is a research fellow at the School of Health Sciences and City Health Economics Centre at City University London, in the United Kingdom.
2. Edel Doherty is a lecturer in the Department of Economics at the J.E. Cairnes School of Business and Economics, National University of Ireland Galway.
3. Ciaran O’Neill is a professor in the Department of Economics at the J.E. Cairnes School of Business and Economics, National University of Ireland Galway, and a honorary professor at Queens University Belfast.