Despite the empirical relevance of advertising strategies in concentrated markets,the economics literature is largely silent on the effect of persuasive advertisingstrategies on pricing, market structure and increasing (or decreasing) dominance.In a simple model of persuasive advertising and...

This paper will present results of the surveys and new trends which were relatedto e-governmental issues. A common understanding of e-government isusage of ICT means in the public sector for delivering information and servicesto its customers and enterprises. The objective is improvement of...

Multimediale Informations- und Führungssysteme inKultur und Freizeit spielen eine zunehmend wichtige Rolle für Besuchervon Sehenswürdigkeiten und Ausstellungen. Derartige Systeme können alsWeiterentwicklung von herkömmlichen Audioguides ihre Nutzer bei derOrientierung im Ausstellungsraum...

In this article we provide a seminal academic investigation of mo-bile telephony consumers' perception of the recently introduced costcap tari in comparison to corresponding pay-per-use and atrate call-ing plans. Previous studies have identied several psychological eectsthrough which consumers...

In der Literatur zur Abschlußprüfung ist ein negativer Effekt eines ökonomischen Vorteils aus der wiederholten Mandatsannahme, der aufgrund von Transaktionskosten entsteht, auf die Unabhängigkeit des Abschlußprüfers diskutiert worden. Anders als die bisher vorgestellten Ansätze wird im...

This note analyses investment and risk-taking in a simple agency model of public regulation/procurement borrowed from Laffont & Tirole (1993). We show that the principal will overinvest or underinvest depending on whether investment is marginally more productive in bad or in good states. Due to...

The paper shows how commodity taxes can provide insurance to consumers when the producer price is volatile. Specific and ad valorem taxes have differing roles. The optimal specific tax is positive when demand has some elasticity. The optimal ad valorem rate is zero when demand is unit-elastic,...

The paper provides a tractable, analytical framework to study regulatory risk underoptimal incentive regulation. Regulatory risk is captured by uncertainty about thepolicy variables in the regulator’s objective function: weights attached to profits andcosts of public funds. Results are as...

Lower barriers to entry and developments in world capital markets have increasedthe actual and potential mobility of multinational enterprises. This poses challengesfor host countries' tax policies. The paper examines implications for such policies, formultinantionals' investment decisions and...

The literature shows that for most UK industries privatization might be necessary but is not sufficient to produce economic benefits. Often prior changes in management or later changes in market structure and regulation have larger impacts than privatization itself. We ask what changes around...