Readers may make verbatim copies of this document for non-commercial purposes by any means, provided that this copyright notice appears on all such copies. Abstract: This paper investigates bundle pricing under imperfect competition. In a multiproduct context, we first examine how substitution/complementarity relationships among products can affect pricing. This is used to motivate multi-produc...

In the Western world, consumers complain about the soaring of non-interest bank fees during the recent years, the post global financial crisis in particular. Commercial banks charge a variety of non-interest fees for their transactions. This paper empirically tests whether the free charges are significantly different between conventional commercial banks and interest free Islamic banks. The ave...

The presented study investigated the effect of index concentration on component security and variances to explore possibility risk its impact performance in different markets. also 1/n with market cap find possible costs for investors. We analyzed BRICSU (BRICS plus USA) by applying various tools measures determining volatility returns help mean–variance model. did a simple simulation understan...

Abstract Increasing demand for nonfuel mineral commodities has increased concerns regarding the reliability of their supplies. “Criticality” assessments over past decade have attempted to capture this concern through a set indicators, most common which quantifies risk associated with market concentration by applying Herfindahl–Hirschman Index (HHI) world production given commodity country in ye...

Introduction. Amid reports of a growing number diabetic patients, the antidiabetics market players positioning is highly important for companies and country’s leadership. The regulatory measures management decisions depend on competitive situation in market. Aim. Analysis changes level dominance markets blood glucose monitors meters. Materials methods. distribution these by product groups, as w...

India has been one of the largest producers oilseeds in world. Correspondingly, oilseed sector occupies an important position agricultural economy country. Oilseeds, especially edible oilseeds, have integral part cropping system till beginning monoculture triggered by implementation a new agriculture strategy since 1960s. This paper evaluates pattern diversity Thar Desert Rajasthan at district ...

We analyze the trading activity in an Internet chat room with approximately 1,300 participants. Traders make posts in real time about their activities. We find these traders are more skilled than retail investors analyzed in other studies. 55% make profits after transaction costs, and they earn $153 per trade. Traders hold their winners 25% longer than their losers. They have statistically sign...

Global gas markets feature two types of suppliers: piped gas and LNG exporters. Pipelines have a high degree of “asset specificity”: once built, they are physically bound to a particular route. LNG is transported by tanker, with a choice of export markets. Put simply: LNG is mobile, pipelines are not. This paper uses game-theoretic modelling to show how its commitment to serving a single market...

This article provides data-driven analyses of Lithuanian foreign trade activities. We combine Herfindahl-Hirschman Index (HHI) and Lauraéus-Kaivo-oja (LKI) measures to identify key changes trends in export import structures the economy. The findings suggest that portfolios economy have been successfully diversified Smart Specialisation Strategy (S3) successful implemented years 2015 through 202...