1.		Preferences and willingness to pay for bird-watching tour and interpretive services using a choice experiment / Choong-Ki Lee [et al.] Resp- Sec.: Choong-Ki, Lee Jin-Hyung, Lee Tae-Kyun, kim Mjelde, James W.
2.		Preferences and willingness to pay for bird-watching tour and interpretative services using a choice experiment / Choong-Ki Lee [et al.] Resp- Sec.: Choong-Ki, Lee Jin-Hyung, Lee Tae-Kyun, kim Mjelde, James W.
3.		Assessing the economic value of a public birdwatching interpretative service using a contingent valuation method / Choong-Ki Lee [et al.] Resp- Sec.: Choong-Ki, Lee Jin-Hyung, Lee Mjelde, James W. Scott, David Tae-Kyun, kim
4.		Estimating the effects of different admission fees on revenues for a mega-event using a contingent valuation method / Choong-Ki Lee; James W. Mjelde; Tae-Kyun Kim Autor: Choong-Ki, Lee Coautor: ; Mjelde, James W. Kim, Tae-Kyun
5.		Estimating the intention–behavior gap associated with a mega event: The case of the Expo 2012 Yeosu Korea / Choong-Ki Lee [et al.] Resp- Sec.: Choong-Ki, Lee Mjelde, James W. Tae-Kyun, kim Hye-Mi, Lee