Heavy official-sector buying offers a structural cushion beneath gold just as speculative liquidation has dragged prices below $4,000, and it supports the argument that dips are being absorbed by long-term buyers. It does not guarantee a floor, however: near-term direction still depends on oil, yields and Fed expectations, and central bank demand did not prevent last week’s slide. The gap between Goldman’s flow-based estimate and officially reported purchases suggests accumulation may be larger than disclosed, which matters for the longer-run supply-demand balance. The shift of holdings from New York to London is a reserve-management story rather than an immediate price driver, but it adds to debate over the dollar’s role in official…