Urban forests have various environmental benefits that contribute to the quality of urban life. These values, however, have been underestimated or have never been reflected in urban development planning in Korea. As a result, a number of forests in urban areas were either partly or wholly...

With the explosive growth of the internet and the change in consumer demand, post-PC is emerging as a substitute for the existing desktop PC and laptop PC. post-PC is a new computer which is portable with wireless networking, cheaper than the existing PC and specializing in the specific...

The Korean government has selected nuclear energy as the major source of electricity generation in Korea because of the lack of domestic energy resources. Thus, nuclear energy has become an increasingly vital part of resources for national development. The national nuclear energy R&D projects...

Controlling unsolicited commercial spam mail has become an increasingly critical issue. This study applies a contingent valuation method to measuring the inconvenience cost of spam mail. The mean willingness to pay for controlling the commercial spam mail per individual is estimated as 1836...

This study investigates the respondents' preference uncertainty in the dichotomous choice (DC) contingent valuation study for gathering information on willingness to pay (WTP). To this end, we use polychotomous choice (PC) question and DC question with certainty level for two split samples. We...