An analytic hierarchy process approach to fixed income market portfolio - The case of South Korean bond market. - SangHeon Han; DongJoon Lee (SCIS&ISIS, 2012)

Price versus quantity competition with asymmetric costs in a vertically related duopoly. - DongJoon Lee; Joonghwa Oh (SCIS&ISIS, 2014)

Can We Duplicate a Sequential Game with an Asymmetric Simultaneous Game. - DongJoon Lee (SCIS&ISIS, 2016)