As the promotion of industrialization and urbanization continues, people's demand for energy and dependence on energy will see a further increase. Known as the “blood” of national economy, energy functions as a vital element input. Its price fluctuations concerns every aspect of national economy, reflecting the supply and demand in micro energy market and also the operation of national macro-economy. In this sense, it becomes increasingly important to measure the impact of energy price fluctuations on China's current macro-economy.