中文摘要：

国际金融危机导致贸易保护主义盛行，世界各大国纷纷转而重视国内区际贸易。大国市场范围空间、规模、潜力大等特定优势，为其发展区际贸易和降低对外贸易依存度奠定了基础，但也受到传统惯性、权力组织和地方保护主义等因素制约。政府介入是顺利推进区际贸易的关键，大国政府有责任引导国内市场建设，并通过转变政府职能、规制国内市场、扩大国内需求等途径发挥积极作用。

英文摘要：

The last international financial crisis has led to the prevalence of trade protectionism, and a lot of countries have turned attention to the domestic inter--regional trade. As we have all known, there are many particular advantages of the extent of the market of the large countries such as big market space, large market scale, and great market poten- tial and so on, which has laid a foundation for their developing interregional trade and reducing dependence on foreign trade. However, it cannot get rid of the impacts of the traditional inertia, powers organizations local protectionism in developing interregional trade. No doubt, government intervening is the key to promoting interregional trade smoothly. The governments of large country have the responsibility to guide the construction of its domestic market. They should play active roles in the transformation of government functions, the regulation of domestic market and the expanding of domestic demand.