For a long time during the twentieth century the mainstream economists and economic historians dealt with prevailing theory of basic difference between Herbert Hoover and Franklin Delano Roosevelt policies concerning to the Great depression. Nowadays, this contrast does not seem to be so...

The paper deals with questions connected with the present situation on the world oil market. First, we shortly focus on the context and the historical development of the prices of oil and the reactions of the market subjects. We discuss general factors on the oil market. And then we apply these...