H. M. Scobie is Executive Director of the European Economics and Financial Centre, London and Professor of Economics, University of London. Author of numerous books and articles, she was editor of the International Studies in Economic Modelling series (Chapman and Hall), now relaunched as New International Studies in Economic Modelling(Routledge)., S. Mortali, S. Persaud and P. Docile are staff economists of the European Economics and Financial Centre, London.