20世纪90年代以来,全国各地参与国际经济活动的程度有了很大差别:东部沿海地区和开放城市由于较早实行对外开放政策,现在已基本走上了外向型经济发展道路;中西部地区虽起步较晚,但由于国家全方位对外开放政策的实施,也开始向这条发展道路迈进。本文主要利用多种统计方法,侧重从 Since the 1990s, there has been a big difference in the degree of participation in international economic activities throughout the country: the eastern coastal areas and open cities have basically embarked on the road of outward-oriented economic development due to the earlier implementation of the policy of opening to the outside world. Although the central and western regions However, due to the implementation of the all-round national opening-up policy, China has also started to move toward this development path. This article mainly uses a variety of statistical methods, focusing on