The optimal market structure in the mobile industry is an important topic in the mobile industry. In this paper, we use two theoretical frameworks and a structural estimation approach to assess the effects of market structure on consumer surplus in symmetric mobile markets. When mobile services...

The internet giants - Facebook, Amazon, Netflix and Google, among others - have transformed society with both positive and negative effects. The negative effects have been stark. There have been huge disruptions caused by e-commerce. More recently, subtler, but even more serious negative effects...

This paper investigates the impact of technical progress on the relationship between competition an investment. Using a model of oligopoly competition with di¤erentiated products where firms invest to reduce their marginal cost of production, I find that technical progress, which increases the...

In this paper, we design a theoretical model to analyze the impact of the number of firms on investment in the wireless communications industry. Our model extends the Salop's framework by introducing investment in quality that either reduces the marginal cost of production or shifts the...

In this paper we examine if Slovak retail gasoline and diesel prices respond more quickly when crude oil price rises rather than when it decreases. The error correction model with irreversible behaviour of explanatory variables is considered to be basic tool for the analysis of asymmetric retail...

Through the experiences of the Great 1994 Hanshin-Awaji earthquake and The Great 2011 (Higashi-Nihon) East Japan Earthquake, it has been important for Japanese local Government to build a comprehensive evacuation program on a large earthquake occurrence in near future. According to the experts'...

Agricultural biomass supply chain consists of a number of interacted sequential operations affected by various variables, such as weather conditions, machinery systems, and biomass features. These facts make the process of biomass supply chain as a complex system that requires computational...

The present paper studies the effect of an upward correction of the natural gas price on the Russian domestic market. Russia has the largest gas reserves in the world and currently produces around 550 billion cubic meters of gas each year. Sixty percent of the production is sold domestically at...