Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Fujita Toshiyuki,The Effects of Irreversibilities on the Optimal Timing of Pollution Control Policies,經濟學研究,0022975X,"Society of Political Economy, Kyushu University",2005-07-29,71,4,91-105,https://cir.nii.ac.jp/crid/1390009224835511040,https://doi.org/10.15017/7619