摘要:This study identifies various positive and negative externalities which occurs from sea transportation activities at the Makassar Port. The study used survey method to 90 respondents from service users, workers and people who live around the port. Data were collected by interview and descriptively analyzed using Contingent Valuation Method (CVM) to obtain respondents willingness to accept (WTA and willingness to pay (WTP) values. The analysis showed that the activities at the port cause positive externalities (benefits) and negative externalities (losses). Some of benefits which are got such as economic sectors improvements, aesthetic improvements, informal sector development, transportation, lighting improvement and tourism. In other hand, the perceived losses are increase of water, air, and terrestrial pollution, increase of noise and increase of crime.