This picture taken on March 30, 2019 shows liquid nickel pouring from a caldron at Indonesian mining company PT Vale’s smelting plant in Soroako, South Sulawesi. – Indonesia’s surprise plan to roll out a nickel-ore export ban two years early could scare foreign investors away from Southeast Asia’s biggest economy, analysts say, as it cements a reputation for policy flip-flops. (Photo by Bannu MAZANDRA / AFP) / TO GO WITH Indonesia-mining-economy-politics,FOCUS by Peter Brieger (Photo credit should read BANNU MAZANDRA/AFP via Getty Images)