Economic Concerns

Grinding Mill Circuits - A Survey of Control and Economic Concerns

A worldwide survey on grinding mill circuits in the mineral processing industry was conducted. The aims of this survey are to determine how milling circuits are currently controlled, and to find out how key process variables are linked to economic benefits. The survey involves background information on the circuits, the choice of controlled and manipulated variables, the economic impact of the ...

The Six Concerns for Separation of Concerns

Despite a common agreement on the necessity of the application of the separation of concerns (SOC) principle, there is not yet a consensus for its key issues. The separation of the concerns is usually based on the adopted programming paradigm, the applied method or even the programming language. This paper presents the so-called six ‘C’ properties that can be applied as a guideline for defining...

The Results and Methodological Concerns about Pharmaco-Economic Evaluation in Anesthesia

Methods This work is a part of Phase IV clinical study. Retrospectively, for 2006, direct costs of anesthesia services were calculated: (1) personnel costs (salaries), (2) drugs and supplies, (3) other costs (analysis and apparatus) in the Institute of Anesthesiology and Resuscitation, Clinical Center of Serbia. The research group included all anesthetized patients of both genders and ofall age...

Biology and ecology of mycotoxigenic Aspergillus species as related to economic and health concerns.

The fungal genus Aspergillus was established in 1729, and includes species that are adapted to a wide range of environmental conditions. Many aspergilli produce mycotoxins in foods that may be toxic, mutagenic or carcinogenic in animals. Most of the Aspergillus species are soil fungi or saprophytes but some are capable of causing decay in storage, disease in plants or invasive disease in humans...

Information Technology Security Concerns in Global Financial Services Institutions: Do Socio-Economic Factors Differentiate Perceptions?