As markets around the world have churned, China has long taken comfort in having what in the financial world amounts to a life preserver: its vast holdings of other countries’ money. A year and a half ago, China held as much as $4 trillion in foreign exchange reserves. The reserves represented a symbolic trophy for China’s leaders, who have described them as the “blood and sweat” of the workers and upheld them as a sign of national strength. Now, as China’s economic growth slows, that sign of national strength is slowly ebbing. Read more