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Model

Any mathematical formula or other structure that economists use to explain or predict occurrences. Economists test their models with real world facts before they gain wide acceptance, but, even then, there is no guarantee that a model will always be a correct predictor. See also: Model risk.

model

An abstraction of reality, generally referring in investments to a mathematical formula designed to determine security values. Economists also use models to project trends in economic variables such as interest rates, economic activity, and inflation rates.

model

see ECONOMIC MODEL.
References in periodicals archive ?
For that project, we made dozens of study models and also very big ones.
Cases include a brief description of the patient, intraoral photos, charting, and/or study models.
The exhibition will include finished work, study models and drawings as a "view into the artistic process.
During the first six years of production, the study models an output of 300,000 t/y of ilmenite, 75,000 t/y of rutile and 37,000 t/y of zircon.
In addition to correcting oral pathology lasers can be employed to record study models of a patient's teeth.
Orthodontists may virtually display, analyze and archive digital study models for analysis and treatment planning.
This has prompted Muslim scholars to study models of the insurance firms," he said, noting that the scholars have approved the cooperative insurance and prohibited the commercial one.
As Herzog & de Meuron demonstrated in the recent exhibition of their work at the Schaulager in Basel and later at the Tate Modern (AR July 2005), every project begins with study models, and a consideration of materials.
In most practices, impressions for study models or for whitening trays are taken with disposable or reusable perforated trays and alginate impression material.
The study models the effects of declining rainfall in each of the lower 48 states.
Our study models the impacts of climate change on the ecology of the animal.
Types of X-rays and their machines and procedures, anesthetics, rubber dams, study models, and safety procedures and infection control are emphasized.

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