1. Valuation and optimality in exchange economies with a countable number of agents

2. Equilibrium points of non-cooperative random and bayesian games

3. Equilibria of large games with imperfect observability

4. Functional analytic tools for expected utility theory

5. Remarakable points and X(N)-spaces

6. Integration with respect to finitely additive measures

7. Lattice-ordered algebras and f-algebras: a survey

8. Approximating derivative securities in f-algebras

9. Some unpleasant objects in a non-separable Hilbert space

10. The hopf decomposition in riesz spaces

11. Frobenius decomposition of positive compact operators

12. Irreducible positive operators and hyperinvariant ideals