黄金基金ETF（518800）涨超2%，规模突破250亿元，连续5日净流入超28亿元

Group 1 - Gold plays a significant role in asset allocation as a diversification and risk-hedging tool, with optimal allocation averaging 18% from 1972 to 2014, particularly yielding an annual return of 16.2% when inflation exceeds 5% [1] - Gold exhibits positive or low negative correlation during downturns in stock, bond, and commodity markets, highlighting its strategic value in the current environment of high global debt, low real interest rates, and geopolitical uncertainty [1] - The Gold ETF (518800) holds physical gold contracts traded on the Shanghai Gold Exchange, directly corresponding to gold stored in the exchange's vaults, making investment in the ETF equivalent to direct investment in physical gold [1] Group 2 - The Gold ETF is required to maintain at least 90% of its assets in physical gold, ensuring a close correlation with domestic gold prices [1]