Harmful algal bIoom species are the cause of important damages to marine living resources and human beings. These marine species are primarily introduced in North-European waters through ballast water, i.e. water trans-ported across the oceans so as to keep a vessel in balance. Port authorities...

In this study, we have constructed a valuation model based on the CVM consistent with the TCM, in order to measure the use and the non-use values of environmental goods consistently. And the practicality of our model has been examined, by applying this model to measurement of environmental...