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The greater competition and concentration in South Africa's financial sector has put South African banks under more constraints and led to questioning of their present performance. With a greater demand for financial services and more complains about the low quality of financial services and...
Persistent link: https://www.econbiz.de/10009455986
The validity of many efficiency measurement methods rely upon the assumption that variables such as input quantities and output mixes are independent of (or uncorrelated with) technical efficiency, however few studies have attempted to test these assumptions. In a recent paper, Wilson (2003)...
Persistent link: https://www.econbiz.de/10009448574
Technical efficiency, which measures how well a firm transforms inputs into outputs, gives fishery managers important information concerning the economic status of the fishing fleet and how regulations may be impacting vessel profitability. Data envelopment analysis (DEA), and the stochastic...
Persistent link: https://www.econbiz.de/10009445069
The main thrust of this research is to measure the relative technical efficiency of the six (6) colleges of San Pedro College from school year 2004-2014. The technical efficiency of the academic units can be derived based on its ability to produce the optimum number of output (number of research...
Persistent link: https://www.econbiz.de/10011920559
as to the acceptability of spatial aggregation in hedonic property value models. Both statistical tests and tests based … upon prediction errors are performed in order to identify the circumstances under which aggregation is statistically … importance of specification and functional form as determinants of both the acceptability of aggregation and predictive power …
Persistent link: https://www.econbiz.de/10009431197
Model induction from relational data requires aggregation of values ofattributes of related entities. This paper makes … needed to learn these concepts. (2) Expanding onelevel of the hierarchy, it introduces new aggregation operators thatmodel … byclass. (3) It demonstrates empirically on a noisy business domain thatmore-complex aggregation methods can increase …
Persistent link: https://www.econbiz.de/10009435047
This paper explores the differences that can exist between individual and aggregate loss guarantees in an environment where guarantees are only provided at an aggregate level. The focus is on understanding which traffic parameters are responsible for inducing possible deviations and to what...
Persistent link: https://www.econbiz.de/10009439223
In today's world, where most of the critical infrastructures are based on distributed systems, security failures have become very common, even within large corporations. A system with security loopholes can be damaging for companies, both in terms of reputation and finances, while customers are...
Persistent link: https://www.econbiz.de/10009463264
aggregation theory and statistical dimensional methods, we propose plausiblemethodological procedure to consistently address the … deterministic relationsare oftentimes observed among variables in high dimensional data. Aggregation methods areproposed as one … aggregated variables. Aggregation methods also arehelpful to address the issue of how to incorporate a large information set into …
Persistent link: https://www.econbiz.de/10009465107
that can be carried out within the framework. - Design, analysis and implementation of an aggregation-based service …
Persistent link: https://www.econbiz.de/10009467121