Gold rose more than 5 percent in four trading days, from $4,046 on 31 July to $4,272 on 6 August. Markets do not move like that on familiar news, and this move tracked a currency rescue rather than a geopolitical one, according to Nagham Hassan, Market Analyst at etoro. The yen had fallen to around 164 per dollar, its weakest since 1986. On 30 July Japan's finance ministry bought its own currency, an estimated 8.45 trillion yen, about $53 billion, in a single session. The next morning a Reuters photograph ...