Central banks plan to increase their holdings of gold and are showing heightened interest in several other reserve currencies LONDON, June 30. /TASS/. The world's central banks intend, for the first time, to reduce rather than increase the share of the US dollar in their international reserves over the next decade, according to the results of a study by the OMFIF analytical center published by Reuters . The shift in sentiment has been driven by growing political risks associated with the US