1. Arat, Z. (1984) Viability of political democracy in developing countries, Unpublished dissertation, SUNY-Binghamton.
2. Balkan, E. (1988) Country risk, probability of default and optimal lending, Unpublished dissertation, SUNY-Binghamton.
3. On democracy and debt
4. Banks, A. (1986) Cross-National Time Series Data Archive, data tape.