advancesindifferenceequations.com/content/2013/1/57 RESEARCH Open Access Global dynamics in a class of discrete-time epidemic models with disease courses Lei Wang‚ Qianqian Cui and Zhidong Teng* * Correspondence: zhidong@xju.edu.cn College of Mathematics and System Sciences‚ Xinjiang University‚ Urumqi‚ Xinjiang 830046‚ P.R. China Abstract In this paper‚ a class of discrete SIRS epidemic models with disease courses is studied. The basic reproduction number R0 is computed. The main results on the permanence
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ECONOMICS Application of Logit Model in Personal Credit Ranking Econometrics Term Project Supervisor: Dr. Le Cong Tru Class 19 – Group 3 – Member list: Nguyen Duy Chinh Le Minh Tien Dinh Thi Tan Hong Nguyen Hung April‚ 2013 Abstract Personal credit ranking‚ a new emerged field in banking‚ has been given the expectation to growth in the next few years. Although various ranking methods have existed for years‚ it is needed to have credit ranking models for this purpose. From articles
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Risk Aversion‚ Performance Pay‚ and the Principal-Agent Problem Author(s): Joseph G. Haubrich Source: The Journal of Political Economy‚ Vol. 102‚ No. 2 (Apr.‚ 1994)‚ pp. 258-276 Published by: The University of Chicago Press Stable URL: http://www.jstor.org/stable/2138661 Accessed: 14/12/2010 04:55 Your use of the JSTOR archive indicates your acceptance of JSTOR’s Terms and Conditions of Use‚ available at http://www.jstor.org/page/info/about/policies/terms.jsp. JSTOR’s Terms and Conditions of Use
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Database Models s L11: ER Diagrams Kieran Herley Summary The database design process and the role of ER modelling in same. Basic constituents of ER diagrams: entities‚ relationships and attributes. While designing database it’s handy to have notation to “sketch” schema s Two common diagrammatic notations: x x s UML diagrams (Universal Modelling Language) ER diagrams (Entity Relationship) → cs1106 choice Captures the information requirements of our database: what data it con and how
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An investigation of Dell and Hewlett Packard’s business models: How is competitive advantage created? Introduction: Dell and Hewlett Packard (HP) are two of the most influential companies in the PC market. The CEO of HP requires an understanding of how dells strategy allows it to achieve a competitive advantage so that he/she can counteract it. This report has been carried out to provide the CEO with the necessary information to do this. Therefore the objective of the report is to provide the CEO
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CAPITAL ASSET PRICING MODEL The Capital Asset Pricing Model deals with independent investor problems that needs to undergo the procedure of selection of securities involving risks. The investors need to select the most advantageous security that produces the best possible outcome. This model deals with the estimation of securities as well as it links the risk and return (the expected shares). There is a direct relationship and risk and return provides higher expected return from that security
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Chapter Chapter 12 Autoregressive Conditional Heteroscedasticity (ARCH) and Generalized ARCH (GARCH) Models Section Section 12.1 Introduction ARCH and GARCH Models • ARCH and GARCH models are designed to model heteroscedasticity (unequal variance) of the error term with the use of timeseries data • Objective is to model and forecast volatility Example: Understand the risk of holding an asset; useful in financial situations • ARCH -- Autoregressive Conditional Heteroscedasticity
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How far the Capital Asset Pricing Model has been successful in explaining asset returns‚ defining its approach and assumptions. Semester 2013 Department of Accounting and Finance Lord Ashcroft International Business School Anglia Ruskin University Table of Contents Introduction…………………………………………………………………………......... 3 What’s Capital Asset Pricing Model…………………………………………………..... 3 1. Definition………………………………………………………………………………
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of finance. For asset pricing‚ the concepts of risk and return‚ and state prices will be introduced as a stepping stone towards the discussions of more advanced topics including the Capital Asset Pricing Model (CAPM)‚ the Arbitrage Pricing Theory (APT)‚ and other more recent asset pricing models. Other topics in finance such as options and behavior finance may also be covered on an optional basis. Besides the theoretical frameworks‚ recent developments in empirical asset pricing and empirical finance
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Asset "j" is 0.8. c. What do you think the Beta (β) of your portfolio would be if you owned half of all the stocks traded on the major exchanges? Explain. 3. In one page explain what you think is the main ’message’ of the Capital Asset Pricing Model to corporations and what is the main message of the CAPM to investors? 1. For each of the scenarios below‚ explain whether or not it represents a diversifiable or an un-diversifiable risk. Please consider the issues from the viewpoint of
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