Included in the reviewed models and conceptual frameworks are the theoretical constructs coined by the author of this essay , i . e . , the " multi - system nation , " " linkage communities , " and " intra - national unions . " suggestions for further research on the subject matter are offered in the last part of the essay with theoretical and methodological questions posed as the foci of future contemplation and deliberation 最后笔者将渠近年来提出的民族内共同体的概念及理论的内涵论加阐释;进而从方法论的角度对本文所涉及的理论及模式再加检讨,并指出未来继续探讨的方向。