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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 ?
Together, STG Product Modeler and ISO ERC will offer MajescoMastek's customers a way to access and manage ISO content across all states and lines of business that ISO supports.
Ready for anything, M13 Stompbox Modeler features 1/4" mono and stereo inputs and outputs, effects loop sends and returns, MIDI input and output and two Line 6 Expression Pedal inputs for added control and functionality.
Travelers' Coyle said modelers will continue to work on several areas, including closing the gap on unmodeled exposures, additional refinement of newer products, probability models for events such as fire and infectious diseases, and potentially moving into closing the gap on data quality.
Gesture-based business modeling interface - Using Kalido's patent-pending technology, the Kalido Business Information Modeler provides an easy-to-use graphical design interface that can be used to develop and refine business requirements for new and existing information.
Board Modeler uses industry standard neutral file formats including STEP, ACIS, and IDF to bridge the gaps between virtually any PCB design and mechanical CAD system.
has shipped the first models of its Personal Modeler, which uses a five-axis jetting system to build models from small drops of molten thermoplastic (see PT, Sept.
Climate modelers might view the sulfur factor as both a blessing and a curse.
In the first phase of the project, Direct Energy used the Savvion Process Modeler to successfully model processes in five key business units around order-to-cash to enhance sales performance.
This study concluded that AllFusion Erwin Data Modeler is an effective data modeling product for DB2 UDB running on the Linux environment, on IBM's latest z900 and S/390 platforms," said Pomar.
The modeler costs $130,000 plus $50,000 for a workstation and CAD "slicing" software.
Says Randall, a computer modeler himself, "If we can better include cloud effects in the climate models, those forecasts will become more reliable.
3D Systems expects to begin shipments of the InVision([R]) XT 3-D Modeler in June 2007.