And that's where it gets extremely worrying because that suggests that even if energy prices, food prices, come down, we could have inflation now in the system.
Britain's last deep coal mine will cease production on Friday as falling prices, falling global demand and environmental concerns, put an end what was once the country's most important industry.
Today we tell you more about the effects of falling oil prices. Lower demand for oil and too much supply have sent prices to their lowest levels in five years.
However, this could affect small oil producing companies in the U.S. These companies feel the effects of falling prices more sharply on their profit margin.
Mass production removed some differences that had marked Americans in the past. Prices dropped, so people with little money could still buy nice clothes.