Ключевые слова: abstract, background, bank, banking, business, cash, chart, coin, coins, column, concept, concepts, currency, diagram, earnings, economy, euro, finance, financial, finger, future, gold, graph, growth, hand, heap, income, increase, invest, investment, isolated, loan, market, metal, money, pile, profit, rate, rich, salary, save, savings, stack, stacks, stock, success, tax, up, wealth, white,