The econometric literature offers various modeling approaches for analyzing micro data in combination with time series of aggregate data. This paper discusses the estimation of a VAR model that allows unobserved heterogeneity across observation unit, as well as unobserved time-specific...

For research purposes, in order to show relationships between values of American S&P500 index and Polish WIG index, two models have been constructed. Because of the volume of the American Stock Exchange, the analysis should answer the question of “how the situation on American Stock Exchange...

Dynamiczna analiza finansowa stala sie narzedziem niezastapionym i wszechstronnie wykorzystywanym w zakladach ubezpieczen. Proces dynamicznej analizy finansowej nie jest przypadkowy, obejmuje generator scenariusza stochastycznego, wejscia i wyjscia. Integruje roznorodne modele i techniki z...

We examine the estimation problem for shape-restricted functions that are continuous, non-negative, monotone non-decreasing, and strictly concave. A sieve estimator based on bivariate Bernstein polynomials is proposed. This estimator is drawn from a sieve, a set of shape-restricted Bernstein...

The objective of the paper is to present the impact of globalization conditions on trade flows between states. These determinants were considered as alternative factors for the physical distance between countries in the gravity model performed by Tinbergen (1962). In the traditional gravity...

Polish Abstract: Praca zawiera przegląd istniejącej literatury na temat podatku od transakcji finansowych oraz badanie empiryczne dot. wpływu wzrostu minimalnej dokładności określania ceny na zmienność cen na GPW w Warszawie. Rozpoczynam od prezentacji motywacji do wprowadzenia podatku...