A.     Capital Stucture, Risk and Asymmetric Information: Theory and Evidence. Working Papers, Departamento de Economia, Instituto Superior de Economia e Gestão, 2010. Co-autor com C. P. Barros.

B.      Unlearned Lessons from Risk, Debt Service, Bank Credit, and Asymmetric Information. Working Papers, Departamento de Economia, Instituto Superior de Economia e Gestão, 2009. Co-autor com C. P. Barros.

C.     Credit, Money and Government Budget Constraint. Liverpool Research Papers in Economics and Finance, 1992. Department of Economics and Accounting, University of Liverpool, England. Co-autor com Brian Hillier.

D.    The Performance of Credit Markets under Asymmetric Information about Project Means and Variances. Liverpool Research Papers in Economics and Finance, 1993. Department of Economics and Accounting, University of Liverpool, England. Co-autor com Brian Hillier.

E.       Asymmetric Information and Models of Credit Rationing. Liverpool Research Papers in Economics and Finance, 1993. Department of Economics and Accounting, University of Liverpool, England. Co-autor com Brian Hillier.

F.       Corporate Financial Structure, Financial Intermediation and Asymmetric Information. 4º Encontro Nacional de Economia Industrial promovido pelo CISEP, Setembro de 1995. Instituto Superior de Economia e Gestão, Portugal.

G.      Financial Contracts and Asymmetric Information. Conferência do CEMAPRE, Abril de 1997. Co-autor com Diana Figueira.

H.      Políticas Públicas e Estratégias Privadas. Conferência do Fórum de Administradores, Outubro de 1997.