I analyze the salient features of networks and point out the similarities between the economic structure of networks and the structure of vertically related industries. The analysis focuses on positive consumption and production externalities, commonly called network externalities. I discuss...

This paper critiques some of the properties of the so-called quot;efficient component pricing rulequot; (ECPR) for access to a bottleneck (monopoly) facility. When a rival and the bottleneck monopolist both produce a complementary component to the bottleneck service, the ECPR specifies that the...

We study the dynamics of an oligopoly market with network externalities. In contrast to earlier work, we consider a model where products are vertically differentiated and the number of firms is arbitrary. We show that the degree of network externalities has a one-to-one relationship with the...

In developing countries, mobile telecom networks have emerged as major providers of financial services, bypassing the sparse retail networks of traditional banks. We analyze a large individual-level data set of mobile money transactions in Tanzania to provide evidence of the impact of mobile...

In developing countries, mobile telecom networks have emerged as major providers of financial services, bypassing the sparse retail networks of traditional banks. We analyze a large individual-level data set of mobile money transactions in Tanzania. Transactions can be classified as (i) money...

O declínio organizacional é um tema importante e pouco estudado. No limite o declínio leva à falência das empresas. Seu estudo é importante para a melhor compreensão por parte dos executivos dos fatores que podem colocar suas organizações em risco. O estudo do declínio, entretanto, é...

Some scholars? imprint an academic discipline by their contribution to the manner in which we think and research, namely by putting forward novel concepts and insights. In this paper we examine the impact of Sumantra Ghoshal?s work on the study of subsidiaries and multinational enterprises and...

Jay Barney?s contribution to the current status of the Resource-Based View (RBV) is well accepted, in particular his 1991 article on ?Firm resources and sustained competitive advantage? has been acknowledged as one of the most significant contributions to developing the RBV. The RBV has since...

This paper advances on the importance of the adaptation of the firm to the International Business Environment (IBE). The IBE is a distinguishing factor in international business studies and the firm?s adaptation to the environment has been presented as a basic survival strategy. We argue that...

We have witnessed a fast growth in academic interest on entrepreneurship over the past two to three decades, although at disparate paces in different countries. A wealth of papers presented and published, books, dedicated journals, websites, professional and research groups have emerged...