Showing 421 - 430 of 476
We explore the extension of James-Stein type estimators in a direction that enables them topreserve their superiority when the sample size goes to infinity. Instead of shrinking a base estimatortowards a fixed point, we shrink it towards a data-dependent point. We provide an analytic expression...
Persistent link: https://www.econbiz.de/10005869089
Sharpe style regression has become a widespread analytic tool in the financial community. Thestyle regression allows one to investigate such interesting issues as style composition, style sensitivity, andstyle change over time. All previous methods to obtain the distribution and confidence...
Persistent link: https://www.econbiz.de/10005869093
Much of the recent literature on price transmission focuses on whether price changesoccurring at one stage of the food sector are fully transmitted in changes to retail prices. Therole of market structure in determining the degree of price transmission is often emphasised,the presumption being...
Persistent link: https://www.econbiz.de/10005869104
This paper provides a framework with which to model one of the key links between universities andindustry – the undertaking of applied research. We assume that the fundamental objective of universities isto undertake fundamental research and that they receive public funding to do so....
Persistent link: https://www.econbiz.de/10005869105
It has been widely suggested that since the early 1980s many diversified firms narrowed the scopeof their activities by refocusing on their core businesses, primarily through divestment activity.This study examines the extent and determinants of divestment across a large sample of UK firmsover...
Persistent link: https://www.econbiz.de/10005869106
The service industries in general and financial services in particular have been disproportionatelylarge investors in information technology. However, critics have suggested that the productivityeffects of this investment have been negligible, a serious outcome given the importance of the...
Persistent link: https://www.econbiz.de/10005869107
The embedding effect has frequently been observed in willingness to pay (WTP) studies.Since policy implications of valuation studies can be very sensitive to the composition of thepackage being valued, respondents’ apparent insensitivity to such fundamental characteristicssuggests that it is...
Persistent link: https://www.econbiz.de/10005869108
Cointegration analysis is used to investigate the short and long run dynamics of therelationship between the export prices of the EU wheat and of other major exporters inthe world wheat market. The aim of this study is to determine whether long runrelationships existed between EU prices and its...
Persistent link: https://www.econbiz.de/10005869182
This paper develops a theoretical framework of professional sports leagueswhich captures the bargaining process of sporting labour market negotiations. A transfer market, which does not have a counterpart in other labour markets butit is an implicit and ubiquitous component of the market for...
Persistent link: https://www.econbiz.de/10005869184
We motivate and describe a GMM method of estimating linear dynamic models from atime series of independent cross sections. This involves subjecting the model to aquasi-differencing transformation across pairs of individuals that belong to the samegroup...
Persistent link: https://www.econbiz.de/10005869185