1. Forecasting: An Appraisal for Policy-makers and Planners;Ascher,1978
2. Technologies of mediation: An assessment of methods for the mediation of international conflicts;Ascher,1987
3. Strategic Planning and Forecasting: Political Risk and Economic Opportunity;Ascher,1983
4. The Global 2000 Report to the President;Barney,1980
5. Empirical Tests of Input-Output Forecasts: Review and Critique;Bezdek,1974