Lee, Sun (contributor); Jung, Kwon (contributor) - 2008
* Research Assistant, KDI School of Public Policy & Management P.O.Box 184
Cheongnyang, Seoul, Korea 130-650
** Professor …, KDI School of Public Policy & Management, P.O.Box 184 Cheongnyang,
Seoul, Korea 130-650 E-mail: jungk … to the limited manipulation regarding buyer’s
knowledge level.
Furthermore the current result shows that the APR is …