1. Catching up, forging ahead, and falling behind
2. International Tourism Specialisation of Small Countries;B Algieri;International Journal of Tourism Research,2006
3. The Economic Implications of Learning by Doing;K J Arrow;Review of Economic Studies,1962
4. Macroeconomics of Unbalanced Growth: the Anatomy of Urban Crises;W J Baumol;American Economic Review,1967
5. Unbalanced Growth Revisited: Asymptotic Stagnancy and New Evidence;W J Baumol;American Economic Review,1985