There is always the danger of actions with unintended consequences, especially as both countries can be expected to maneuver to change the framework and reduce their vulnerabilities. For example, after the 2008 financial crisis, while the US pressed China to let its currency appreciate, officials at China’s central bank began arguing that America needed to increase its savings, reduce its deficits, and move toward supplementing the dollar’s role as a reserve currency with IMF-issued special drawing rights.