Such steps include boosting investments in extraction and refining capacity, promoting energy efficiency and developing renewable sources.
The details of the information-sharing plan have yet to be hammered out, but market watchdogs such as the U.S. Commodities Futures Trading Commission could eventually be called on to reveal the positions taken by investment banks and other big players in oil futures, the report said.
G-8 leaders will also issue a separate declaration on food security that will contain a commitment to double food production in Africa.
The nations will also agree to create a global network of food stockpiles to be tapped in emergencies to calm markets.
On the environment, the leaders will discuss setting a target of halving greenhouse gas emissions by 2050 in the communique.
G-8 leaders will likely agree to allow for restrictions on investments from state-operated funds, but call for transparency, predictability and accountability in imposing such barriers, the Nikkei said.




