1. Revolution and Democracy in Nicaragua
2. The problem of balance in the peripheral socialist economy: A conceptual note
3. 1985 b "Planned accumulation and income distribution in the small peripheral economy," pp. 95-110in George Irvin and Xabier Gorostiaga (eds.), Towards an Alternativefor Central America and the Caribbean . London: George Allen & Unwin .
4. 1986 a "Notes on the analysis of the small underdeveloped economy," pp. 28-53 in Richard R. Fagen, Carmen Diana Deere, and José Luis Coraggio (eds.) Transition and Development: Problems of Third World Socialism . New York: Monthly Review Press.