在以往对开埠后港口贸易与区域经济变迁的研究中,经济发展水平要素、交通要素是学界最为关注的焦点。从区域层面来看,内河航运交通沿线城镇、省城大邑自然地会被认为是商品的集散地与消费集中地。~①从全国层面而言,经济发展水平较高、交通便利的沿海地区与经济落后、交通闭塞的内地相比,往往被认为是进口产品消费需求的主要来源。沿江、沿海的已开发地区(核心区)也因口岸的贸易更加繁荣。~②而在近年来,随着港口腹地研究的 In the past research on port trade and regional economic changes after the port opened, the factors of the level of economic development and transportation are the most important focuses of the academic circle. From a regional perspective, the cities and towns along the inland shipping routes and Dayi, the provincial capital, will naturally be considered the hubs and centers of distribution of goods. At the national level, coastal areas with relatively high levels of economic development and convenient transportation are often regarded as the main source of consumer demand for imported products, compared with the economically underdeveloped and hindered hinterland of the Mainland. Along the Yangtze River, developed coastal areas (core areas) are also more prosperous due to the port trade. In recent years, with the study of the hinterland of the port