Market makers on financial markets often act as competitiors and step into cooperations with each other at the same time. Primarily, they quote prices for investors, thus providing liquidity on the customer market. But they also trade with each other in order to reduce their inventory risk. The...

This survey reviews the economic thoughts about what and why do institutional market players lose because of the existing market frictions and particular financial market microstructures compared to walrasian markets. Within a unified microeconomic framework, we introduce the most common...

Market makers on financial markets often act as competitiors and step into cooperations with each other at the same time. Primarily, they quote prices for investors, thus providing liquidity on the customer market. But they also trade with each other in order to reduce their inventory risk. The...

This survey reviews the economic thoughts about what and why do institutional market players lose because of the existing market frictions and particular financial market microstructures compared to walrasian markets. Within a unified microeconomic framework, we introduce the most common...

Hungarian Abstract: A tőzsdén kereskedett alapok gyors elterjedése és dinamikus növekedése felveti a kérdést, mi áll az egyes kibocsátások sikerének hátterében. A termék speciális szerkezetéből fakadó nyilvánvaló előnyöket megkerülve, ebben a cikkben azt vizsgáltam,...

In this paper, we investigate the adequacy of scaling, a method frequently used in estimation of standard deviation of stock returns. Scaling is based on the assumption that standard deviation is proportional to the square root of the length of the time interval of the sample (for example daily,...

Also published as DFAE-II Working Paper 2002-26 and as an article in: Journal of Economic Dynamics and Control, 2004, vol. 28, issue 11, pages 2297-2325

Functional Signal plus Noise (FSN) time series models are introduced for the econometric analysis of the dynamics of a large cross-section of prices in which contemporaneous observations are functionally related. A semiparametric FSN model is developed in which a smooth, cubic spline signal...

This paper examines features of the Czech stock market’s development from 1997 to 2003 and attempts to unveil the macroeconomic consequences of stock-price development. The analysis of the stock market’s behavior supports a cautionary stance on the hypothesis of the efficient-market theory,...