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High dimensional covariance matrix estimation is considered in the context of empirical asset pricing. In order to see the effects of covariance matrix estimation on asset pricing, parameter estimation, model specification test, and misspecification problems are explored. Along with existing...
Persistent link: https://www.econbiz.de/10009476067
This master thesis discusses selected topics of Functional Data Analysis (FDA). FDA deals with the random variables (and process) with realizations in the (smooth) functional space. The first part of this thesis introduces the basic assumptions, notation and ideas of FDA, here we will mainly...
Persistent link: https://www.econbiz.de/10009467198
ENGLISH ABSTRACT: Excessive shrinkage threatens the viability of retailers, especially grocery retailersbecause they … excessive shrinkage, but South African law generally requires that theemployer prove individual culpability or poor performance … to justify a dismissal. Inmost cases, retailers are not able to identify the exact causes of shrinkage or thoseemployees …
Persistent link: https://www.econbiz.de/10009442044
This paper presents the findings of the first pan-European survey of companies withinthe Fast Moving Consumer Goods sector. It provides a discussion on the definition ofshrinkage and presents data on the extent, nature and causes of stock loss throughout thesupply chain – from point of...
Persistent link: https://www.econbiz.de/10009463086
This empirical study examines the capital structure decisions of developing countries through a case study of Indian corporate sector by classifying the capital structure of 298 out of top 500 private sector manufacturing firms selected on the basis of sales turnover for the year 2004-2005 which...
Persistent link: https://www.econbiz.de/10011315478
This empirical study examines the capital structure decisions of developing countries through a case study of Indian corporate sector by classifying the capital structure of 298 out of top 500 private sector manufacturing firms selected on the basis of sales turnover for the year 2004-2005 which...
Persistent link: https://www.econbiz.de/10011531845
Un número creciente de aplicaciones utilizan escenarios en los que, para inferir efectos heterogéneos, un investigador compara distintas unidades. Ejemplos de diseños de investigación son aquellos que incluyen a niños que se mudan de barrio, trabajadores que cambian de empresa, pacientes...
Persistent link: https://www.econbiz.de/10014573592