Email: mahong [at] outlook [dot] com,    mahong [at] sem [dot] tsinghua [dot] edu [dot] cn 
Phone: (086-10)-6279-4388                            
Fax:     (086-10)-6278-5562
Mail to:     Dept. of Economics, SEM, Tsinghua University, Beijing, China. 100084 

Google Scholar Page ​

---