The aim of this article is to analyse the major sources of transaction costs in financial markets, in particular to find the amounts of such costs on the Warsaw Stock Exchange (WSE). Sources of transaction costs are considered: commissions, bid-ask spread and market impact. The commissions are...

Der starke Ausbau erneuerbarer Energien führt in Deutschland zu Nachfrageimpulsen und verringert die Einfuhr konventioneller Brennstoffe. Allerdings sind mit dem Ausbau auch gegenläufige Substitutions- und Kosteneffekte verbunden, die für sich genommen die Konsummöglichkeiten vermindern...

The increasing utilization of renewable energy sources (RES) is a major energy policy strategy in many countries worldwide. Germany is a forerunner in the deployment of RES and has ambitious goals for the future. The support and use of renewables affects the economy: It creates business...

Die Gemeinschaftsdiagnose prognostiziert für Deutschland in diesem und im nächsten Jahr einen Aufschwung, den vor allem die Binnennachfrage trägt. Die Wirtschaftsforschungsinstitute befürchten allerdings, dass sich ein Konjunktureinbruch in Russland negativ auf das deutsche Wachstum...

This paper analyses Katsina State crime data which consists of the averages of eight major crimes reported to the police for the period 2006 - 2008. The crimes consist of robbery, auto theft, house and store breakings, theft/stealing, grievous hurt and wounding, murder, rape, and assault....

The study analyzed the relationship between relevant macroeconomic variables and the real effective exchange rate (REER) in Nigeria based on the Behavioural Equilibrium Exchange Rate (BEER) approach. An Autoregressive Distributed Lag (ARDL) model was estimated to obtain the equilibrium REER...

Over the past 15 years there has been remarkable progress in the specification and estimation of dynamic stochastic general equilibrium (DSGE) models. Central banks in developed and emerging market economies have become increasingly interested in their usefulness for policy analysis and...

The article aims at determining the inflation influence between Poland and selected EU member states. Although for some time the general inflation level in those countries was definitely controllable, the problem seems to be returning. That is why in this article, using the model of Vector...