1. Commission of the European Communities (1990 ) ‘One Europe, One Money ’. European Economy, October.
2. A. Crockett (1992 ) ‘The Role of Stage II: The Proposed Treaty Revision’. Paper delivered to the Conference on the Transition to Economy and Monetary Union in Europe, Banco de Portugal and CEPR, Estoril, January.
3. P. David (1985 ) ‘CLIO and the Economics of QWERTY ’. American Economic Review, No. 75, pp.332 -7 .