As computing technologies have become more and more sophisticated, economists have come to rely increasingly heavily on computers for a variety of tasks. Today, economists use computers to analyze large quantities of statistical information, to create...

A simplified picture of economic reality showing the interrelationships between a few economic variables. CANTILLON, QUESNAY and RICARDO were the first economists to formalize their economic theories in this way. With the increasing use of mathematics...

In economics, a model is a theoretical construct that represents economic processes by a set of variables and a set of logical and quantitative relationships between them. As in other fields, models are simplified frameworks designed to illustrate...

The discrepancy between the high cost of developing models and the small amount that consumers are willing to pay has hindered the development of a modeling-upon request industry. Modeling work will be feasible in situations in which the company can allocate the modeling cost...

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Climate Change: It turns out that the global warming theorists have missed on another of their predictions. Shouldn't that be a deeply harmful, if not fatal, blow to the credibility of their argument?For years some climatologists have said that global warming would actually cause northwest...

The Ralph Lauren model Filippa Hamilton has bought a duplex on the 10th and 11th floors of the Urban Glass House, the last residential commission of the late Philip Johnson. But this newest buyer has more inviting cladding—which is why she’s been the face of...