CHANGES IN THE ASSOCIATION BETWEEN GDP AND NIGHT-TIME LIGHTS DURING THE COVID-19 PANDEMIC: A SUBNATIONAL-LEVEL ANALYSIS FOR THE US

Changes in the Association between GDP and Night-Time Lights during the COVID-19 Pandemic: A Subnational-Level Analysis for the US

Night-time light (NTL) data have been widely used as a remote proxy for the economic performance of regions.The use of these data is more advantageous than the traditional census approach is due to its timeliness, low cost, and comparability between regions and countries.Several recent studies have explored monthly NTL composites produced by the Vi

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Aluminium alloy wagon axle box: experience of development, production and operational tests (1958–1993) and modern prospects

Introduction.Solutions to car weight-bearing capacity problems currently tend to benefit from the properties of aluminium alloys.Aluminium alloy wagon units are about three times lighter than steel ones, which helps to carry more freight with the same number of cars while maintaining the specified axle load.The Ural Wagon Factory was the first to u

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