EN
This paper examines the determinants of prices movement of the primary commodities in the last decade. This paper would also answer the question, why the movement of primary commodity prices has influence the economy of developing countries more than other economies. The main objective of this paper is not only presenting the theory of price’s cycles, but also to explore the difference between last and previous boom prices and analyse the factors influenced the development of commodity prices as a whole and in particular the prices of crude oil and natural gas.