Empirical studies show that tradable consumption goods are more expensive in rich countries. This paper proposes a simple yet novel explanation for this apparent failure of the law of one price: Consumers’ utility from tradable goods depends on their consumption of complementary goods and services. Monopolistically competitive firms charge higher prices in countries with more complementary good...

This paper emphasizes the different nature of cross border liberalization in network related services, such as telcoms, compared to liberalization in goods. In the presence of network externalities, it argues that if two disjoint country service networks involving a small and large country are connected as part of international liberalization, the per capita gain for the small country from acce...

how to achieve sustainable competitive advantage, the debate is in services, challenging, as known services are the intangible nature, heterogeneous and inseparable, so branding in this part with the goods sector faces different challenges and problems. therefore, this article aims to examine the factors affecting the coliseum branding tehran international fair has been made. first review the b...