The goldprice has been on a bit of a roller coaster recently, although Goldman Sachs argues that it is the currency of last resort. The yellow metal serves as a store of value when other asset prices are plunging, so why has it been tumbling along with other assets? Goldman analysts explained in a report this week.Q4 2019 hedge fund letters, conferences and moreGold and one currency: the dollarAnalyst Jeffrey Currie and team said gold is a hedge against currency debasement when central banks work to support shocks to the market and economy like the current coronavirus pandemic. However, the go…