Institutions of Higher Education as Multi-Product Firms: Economies of Scale and Scope
Elchanan Cohn, Maria Clementina Santos, Sherry Rhine
Review of Economics and Statistics, vol. 71, 1989, p. 284-290.

Tenure Earnings and Productivity
Manuel Mendes de Oliveira, Elchanan Cohn, Bill Kiker
Oxford Bulletin of Economics and Statistics, vol. 51, 1989, p. 1-14.

Further Evidence on the Screening Hypothesis
Bill Kiker, Elchanan Cohn, Manuel Mendes de Oliveira
Economics Letters, vol. 25, 1987, p. 289-294.

Equity and Efficiency Effects of Intergovernmental Aid: The Case of Portugal
Elchanan Cohn, José Costa
Public Finance, vol. 41, 1986, p. 42-62.