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What (who) is V scale (model railroading) - definition
V scale (model railroading)
V-scale, Vscale, or V scale (with V standing for virtual realityIntroduction to Vscale modeling, publisher: http://www.virtualrailroader.
Large-scale macroeconometric model
FORECASTING MODELS BASED ON ECONOMIC DATA INCLUDING NATIONAL INCOME AND PRODUCT ACCOUNTING DATA
Large scale macro model
Following the development of Keynesian economics, applied economics began developing forecasting models based on economic data including national income and product accounting data. In contrast with typical textbook models, these large-scale macroeconometric models used large amounts of data and based forecasts on past correlations instead of theoretical relations.
Precision railroading
FREIGHT RAILROAD OPERATIONS APPROACH
Precision scheduled railroading
Precision railroading or precision scheduled railroading (PSR) is a concept in freight railroad operations pioneered by E. Hunter Harrison in 1993, and adopted by nearly every North American Class I railroad (except BNSF).
Wikipedia
V scale (model railroading)
V-scale, Vscale, or V scale (with V standing for virtual realityIntroduction to Vscale modeling, publisher: http://www.virtualrailroader.
