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文昌需要进一步加强横向经济联系,利用自身特色资源,将潜在的比较优势转化为现实的竞争与合作优势,在区域一体化过程中实现自身的快速发展。外部性又称为溢出效应、外部影响、外差效应或外部效应、外部经济。经济外部性是经济主体的经济活动对他人和社会造成的非市场化的影响。文昌航天发射场的建设是国家重大工程项目,文昌
Wenchang needed to further strengthen its horizontal economic ties and use its own unique resources to translate its potential comparative advantages into real advantages in competition and cooperation so as to realize its rapid development in the course of regional integration. Externalities, also known as spillovers, externalities, externalities or externalities, externalities. Economic externalities are the non-marketization effects that economic activities of economic subjects have on others and society. Wenchang Space Launch Site construction is a major national project, Wenchang