Polity II, political structures and regime change, 1800-1986 ICPSR 9263

Analysis of regimes' structural characteristics, institutional changes, and the directionality of changes on underlying dimensions of democracy, autocracy, and power...本研究对政体的结构特征、制度变迁，以及民主、威权与权力的基础性维度下的变迁方向性展开分析。