Cyfrowe Otwarte Repozytorium SGH: Odstanio dodane
Wyświetlanie pozycji 21-40 z 1054
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Information content of survey data: applications of entropy and dissimilarity measures
(2012-05-15)This paper evaluates information content of survey data by the means of entropy and dissimilarity measures. Similarities between a priori information (expectations) and a posteriori information (realizations) are assessed ... -
Booms and Busts in United States Financial Markets
(2011-05-15)Financial crises, booms and busts are an inherent part of the capitalist system. The current financial crisis that began in 2007 has reignited the debate about the causes and consequences of previous economic downturns. ... -
Empirical power of the Kwiatkowski-Phillips-Schmidt-Shin test
(2010-09-23)The aim of this paper is to study properties of the Kwiatkowski-Phillips-Schmidt-Shin test (KPSS test), introduced in Kwiatkowski et al. (1992) paper. The null of the test corresponds to stationarity of a series, the ... -
Estimating pure inflation in the Polish economy
(2009-06-28)This paper uses a restricted factor model to estimate the HICP index excluding relative prices changes. The index thus obtained, hereinafter referred to as pure inflation, demonstrates stronger relationship to the central ... -
Larger crises cost more: impact of banking sector instability on output growth
(2008-03-25)We propose a method for calculating the macroeconomic costs of banking crises that controls for the downward impact of recessions on banking activity. In contrast to earlier research, we estimate the cost of crises based ... -
Decomposition of the realized rate of return on investment in fixed-income securities
(2007-05-22)Paper presents decomposition of the realized rate of return on investment in fixed-income securities in order to identify the income/risk sources. The decomposition is accomplished applying the concept of factorization and ... -
Estimating liquidity using information on the multivariate trading process
(2006-05-22)In this paper we model the dynamic multivariate density of discrete bid and ask quote changes and their associated depths. We account for the contempo- raneous relationship between these trading marks by exploiting the ... -
Money and prices in the Polish economy. Seasonal cointegration approach
(2005-05-22)The paper presents the analysis of the long run causality behaviour between money and prices in the Polish economy during the transition period. The study makes use of the monetary inflation model known as the P-star model, ... -
End of sample vs. real time data: perspectives for analysis of expectations
(2013-01-13)Data revision is defined as an adjustment published after the initial announcement had been made; it may reflect rectification of errors, availability of new information, etc. When economists use a database, they may not ... -
The Oaxaca-Blinder unexplained component as a treatment effects estimator
(2012-02-13)In this paper I use the National Supported Work (NSW) data to examine the validity of the Oaxaca–Blinder unexplained component as an estimator of the population average treatment effect on the treated (PATT). Precisely, I ... -
Determinants of Involuntary Job Termination in the Polish Labor Market
(2011-04-11)To date there does not exist one a generally acceptable measure or index of Specialization in International Trade. The intention of this article is to evaluate the exogenous dismissal probability for a certain worker ... -
Oversampling of stochastic processes
(2010-05-25)Discrete-time ARMA processes can be placed in a one-to-one correspondence with a set of continuous-time processes that are bounded in frequency by the Nyquist value of ð radians per sample period. It is well known that, ... -
Support vector machines with two support vectors
(2009-05-01)In this article we present a new class of support vector machines for binary classification task. Our support vector machines are constructed using only two support vectors and have very low Vapnik-Chervonenkis dimension, ... -
Forecasting inflation with dynamic factor model – the case of Poland
(2008-02-24)The purpose of the article is to evaluate the forecasting performance of dynamic factor models in forecasting inflation in the Polish economy. The factor models are based on the assumption that the behavior of most ... -
Knowledge capital and total factor productivity
(2007-05-22)Development of “new economies” leading to economies mostly based on knowledge implies the construction of new long-term macroeconometric models. They should incorporate the impacts of new technologies being endogenized, ... -
Application of fundamental multiples in capital asset pricing. An empirical verification on the Polish market (1998-2004)
(2006-05-22)The aim of the paper is the empirical verification of fundamental multiples as capital asset pricing tools for the companies listed on Warsaw Stock Exchange. Three multiples are examined: earnings to price, operating cash ... -
Corporate governance and financial performance of companies in Poland
(2005-05-22)The research presented in the paper is aimed at examining the relationship between the level of corporate governance and the financial performance of listed companies in Poland. The corporate governance degree is expressed ... -
Industry structure dynamics and productivity growth
(2013-09-04)Economic theory typically predicts that productivity should increase when a firm’s market is expanding since the benefits of reducing costs are higher when spread across a larger market. On the other hand there is a strong ... -
Value relevance of financial reporting on the Warsaw Stock Exchange
(2012-01-12)The paper is associated with value relevance research, investigating whether information from financial reports is reflected in the value of listed companies. The study includes annual reports of 440 companies listed on ... -
Herfindahl-Hirschman Meets International Trade and Development Theories
(2011-01-23)To date there does not exist one a generally acceptable measure or index of Specialization in International Trade. Development Economic Theory embraces the expectation of a direct relationship between economic growth and ...
