A new family of kernels is suggested for use in heteroskedasticity and autocorrelation consistent (HAC) and long run variance (LRV) estimation and robust regression testing. The kernels are constructed by taking powers of the Bartlett kernel and are intended to be used with no truncation (or...

Numerous empirical studies have shown evidence of nonlinearities in financial time series, which can be of both a deterministic and a stochastic nature. Chaos is an example of the former, and heteroscedasticity in the conditional variance an example of the latter. We apply a test, the BDS test,...

Separating seasonal components from other sources of economic fluctuations is crucial for both economic modeling and policy making. Practitioners treat seasonality as noise to be removed before estimating models and tend to apply deseasonalizing methods i

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...

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,...

The paper provides evidence on what affects at the margin the cost and availability of bank credit for firms in Argentina. We study in particular how banks use different pieces of private and public information to screen firms and overcome informational asymmetries in the credit market. Some...

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