放宽独生子女政策有助缓解老龄化压力 “One-child” reform would help China age more gracefully Wall Street Journal, August 6, 2013 CH: http://cn.wsj.com/gb/20130806/hrd073138.asp EN: http://online.wsj.com/article/SB10001424127887324653004578649663289200822.html