Ключевые слова: 19, abstract, background, bar, black, block, business, chart, concept, consequences, coronavirus, correlated, covid19, crisis, cube, currency, decreasing, diagram, down, economic, economy, effects, environment, fall, finance, financial, global, graph, growth, histogram, index, industry, market, negative, object, price, related, result, shape, shutdown, stock, tendency, virus, volumetric,