Search Results - subject:"Normal Distribution"

Modeling a Distribution of Mortgage Credit Losses

Gapko, Petr; Šmíd, Martin - Institut ekonomických studií, Univerzita Karlova v Praze - 2010

the one assuming the normal distribution of the risk factors. We point out how the assumption that risk factors follow a … normal distribution can be dangerous. Especially during volatile periods comparable to the current crisis, the normal … distribution based methodology can underestimate the impact of change in tail losses caused by underlying risk factors. …

Persistent link: https://www.econbiz.de/10008684713

Uneven landscapes and the city size distribution

Lee, Sanghoon; Li, Qiang - Institut d'Economia de Barcelona (IEB), Facultat … - 2010

This paper proposes a new explanation for Zipf’s law often observed in the top tail of city size distribution. We show that Zipf’s law can emerge if city size can be expressed as a product of multiple random factors. Each of the factors need not generate Zipf’s law by itself. The key...

Persistent link: https://www.econbiz.de/10008684831

TESTING THE EFFICIENT MARKET HYPOTHESIS FROM THE INFORMATIONAL POINT OF VIEW - THE CASE OF THE ROMANIAN CAPITAL MARKET

Radu, BRATIAN Vasile; Adrian, TARAN-MOROSAN - In: Revista Economica 53.1 (2010) 6, pp. 80-85

In this paper we aim to test the efficient market hypothesis (EMH), the case of the Romanian capital market. According to this purpose, our research aims to test the hypothesis of the random walk of the BET and BET-C stock indicators of the Bucharest Stock Exchange and to this end we apply...

Persistent link: https://www.econbiz.de/10010683762

Regulatory Capital Charges for too-Connected-To-Fail Institutions; A Practical Proposal

Chan-Lau, Jorge A. - International Monetary Fund (IMF) - 2010

The recent financial crisis has highlighted once more that interconnectedness in the financial system is a major source of systemic risk. I suggest a practical way to levy regulatory capital charges based on the degree of interconnectedness among financial institutions. Namely, the charges are...

Persistent link: https://www.econbiz.de/10008470375

Growth Convergence and Spillovers Among Indian States; What Matters? What Does Not?

Sodsriwiboon, Piyaporn; Kalra, Sanjay - International Monetary Fund (IMF) - 2010

Convergence and spillovers across countries and within countries are old, but recurrent policy concerns, and India is no exception to this rule. This paper examines convergence and spillovers across Indian states using non-stationary panel data techniques. Results on convergence among Indian...

Persistent link: https://www.econbiz.de/10008470398

Modeling a distribution of mortgage credit losses

Gapko, Petr; Šmíd, Martin - 2010

Persistent link: https://www.econbiz.de/10010322287

Inference for the intrinsic separation among distributions which may differ in location and scale

Ling, Yan - 2009

Doctor of Philosophy

Persistent link: https://www.econbiz.de/10009464000

Linking individuals and societies

Jasso, Guillermina - 2009

How do individuals shape societies? How do societies shape individuals? This paper develops a framework for studying the connections between micro and macro phenomena. The framework builds on two ingredients widely used in social science - population and variable. Starting with the simplest case...

Persistent link: https://www.econbiz.de/10010269509

Power-Law and Log-Normal Distributions in Temporal Changes of Firm-Size Variables

Ishikawa, Atushi - In: Economics: The Open-Access, Open-Assessment E-Journal 3 (2009) 2009-11, pp. 1-25

changes; while, for middle changes a log-normal distribution is found. In the analyses, the author employed three databases …

Persistent link: https://www.econbiz.de/10010298630

A logistic approximation to the cumulative normal distribution

Bowling, Shannon R.; Khasawneh, Mohammad T.; Cho, Byung Rae - In: Journal of Industrial Engineering and Management (JIEM) 2 (2009) 1, pp. 114-127

This paper develops a logistic approximation to the cumulative normal distribution. Although the literature contains a … vast collection of approximate functions for the normal distribution, they are very complicated, not very accurate, or …

Persistent link: https://www.econbiz.de/10011938905