They want to get more dollars because their liabilities are denominated in dollars. So when things go bad, and the price of dollars goes up, everyone who's "sh

They want to get more dollars because their liabilities are denominated in dollars. So when things go bad, and the price of dollars goes up, everyone who's "short" dollars (via having liabilities priced in dollars vs local currency assets) sees the value of their debt appreciate, and it's painful.