Oil burden
Oil burden is the volume of petroleum
Petroleum or crude oil is a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights and other liquid organic compounds, that are found in geologic formations beneath the Earth's surface. Petroleum is recovered mostly through oil drilling...

 consumed multiplied by the average price
Price of petroleum
The price of petroleum as quoted in news generally refers to the spot price per barrel of either WTI/light crude as traded on the New York Mercantile Exchange for delivery at Cushing, Oklahoma, or of Brent as traded on the Intercontinental Exchange for delivery at Sullom Voe.The price...

 and divided by nominal gross domestic product
Gross domestic product
Gross domestic product refers to the market value of all final goods and services produced within a country in a given period. GDP per capita is often considered an indicator of a country's standard of living....

This gives the proportion of the world economy
World economy
The world economy, or global economy, generally refers to the economy, which is based on economies of all of the world's countries, national economies. Also global economy can be seen as the economy of global society and national economies – as economies of local societies, making the global one....

 devoted to buying oil. It is a concept developed by Veronique Riches-Flores of Société Générale
Société Générale
Société Générale S.A. is a large European Bank and a major Financial Services company that has a substantial global presence. Its registered office is on Boulevard Haussmann in the 9th arrondissement of Paris, while its head office is in the Tours Société Générale in the business district of La...

. It is also referred to as Gross Domestic Product per barrel
Gross domestic product per barrel
Energy efficiency as it relates to oil usage can be described by the gross domestic product per barrel of oil used . The original data for this is taken from two sources, the and the List of countries by GDP article from Wikipedia...

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.