1. ALLEN, F. and GALE, D. [1988a]: ?Optimal Security Design,?Review of Financial Studies, 1 (2), 229?263.
2. ALLEN, F. and GALE, D. [1988b]: ?Arbitrage, Short Sales and Financial Innovation,? mimeo.
3. ALLEN, F. and GALE, D. [1990]: ?Incomplete Markets and Incentives to Set Up an Options Exchange,?Geneva Papers on Risk and Insurance Theory, this issue.
4. ARROW, K. J. [1951]: ?An Extension of the Basic Theorems of Welfare Economics,? in J. Neyman (ed.),Proceedings of the Second Berkeley Symposium on Mathematical Statistics and Probability, University of California Press, 507?532.
5. ARROW, K. J. [1953]: ?Le Rôle des Valeurs Boursières pour la Répartition la Meilleure des Risques?Econométric, Colloques Internationaux du C.N.R.S., 11, 41?47.