The focus of this study is on black markets which provide an important segment of the parallel economy. These markets operate in disequilibrium,search and information costs become very important.Trafficking in drugs taken as case, to explore both theoretically and empirically. The problem,...

In online contents markets, content providers collect revenues from both consumers and advertisers by segmenting consumers who are willing to avoid advertisements and who are not. To analyze such situations, I construct a model of menu pricing by advertising platforms in two-sided markets. I...

Economic analysis of telecom-related issues often takes an essentially static equilibrium perspective, using comparative statics or moment-to-moment sequences of equilibrium behavior to model the development and impacts of technologies, economic behavior and regulation. Of course, much if not...

I study mergers where each firm owns multiple shops across a country. Presently, the European Commission views every shop, together with the shops from its catchment area, as an isolated market. Such an approach is internally inconsistent. I show how to extend the European Commission's approach...

This article proposes a reading of the armed conflict from an evolutionary design that takes into account the concept of private protection agencies in the works of Schelling / Nozick / Gambetta. Their aim is to assess the dynamics of conflict and changes from its author’s scientific output. A...

A substantial number of studies have extended the work on universal properties in physical systems to complex networks in social, biological, and technological systems. In this paper, we present a complex networks perspective on interfirm organizational networks by mapping, analyzing and...

Price discrimination has substantial social and policy implications and has received attention in the literature. However, prior research on input price discrimination has largely been limited to single-input situations. We explore the strategic desirability of uniform pricing, fill gaps in the...

Russian. В статье рассматривается проблема определения степени монополизации страхового сектора Сербии (без Косово и Метохии) в период 2010-2023 гг. Исследование...

Serbian. Чланак се бави проблемом одређивања степена монополисаности у сектору осигурања Србије (без Косова и Метохије) у раздобљу 2011–2022. Основ истраживања били су...

This article deals with the matter of determining the level of monopolization in the insurance sector of Central Serbia during the period 2011–2022. The basis of the research were data on the total insurance premium of insurance companies, for which we calculated the market concentration...