. Existence encompasses the case of many networks and high network substitutability. … cost if the networks are sufficiently close substitutes. Neither demand nor cost information is required. A unique and …

networks are highly substitutable. Second, we demonstrate that a menu of structural rules, including (i) mandatory … interconnection, (ii) reciprocal access prices and (iii) a ban on price discrimination of calls to other networks, may restore …

network i pays to network j as a linear function of the marginal costs and the retail prices set by both networks. In the case …We study a retail benchmarking approach to determine access prices for interconnected networks. Instead of considering … additional objectives such as consumer surplus, network coverage or investment: in particular, we show that the regulator can …

We study how access pricing affects network competition when consumers' subscription demand is elastic and networks … internalize network externalities. The former reduces consumer surplus while the latter increases it. Firms always prefer … termination charge below cost, either to soften competition or to internalize the network effect. The regulator will favor …

information may be a barrier to the development of a health information network. Health information networks are designed to … over $30 billion to support the development of health information networks and electronic health information sharing … enter a health information network given this potential loss of competitive advantage. Guided by implications of the model …

network externalities between consumers. In the case of a usage fee, I provide conditions under which the steady state (SS) is … consumers whose price-elasticity of demand is large relative to their valuation for network externalities. Finally, we show how … the network's value. …

Amazon.com. Viewing each product as having a unique position in a hyperlinked network of recommendations between product that … recommendation network position by using a variant of Google’s PageRank measure of centrality. We then associate the average level of … network influence on each category with the inequality in the distribution of its demand and revenue, quantifying this …