While the report may occasionally allude to the interplay between the three economic instruments under review and other pricing mechanisms, it does not analyse the other pricing mechanisms listed above. They are analysed on the basis of i) their capacity to generate the revenues needed to build, renew, operate and maintain water storage and distribution systems; ii) their capacity to drive water users’ behaviour and water demand; iii) and the institutional arrangements that govern their administration. It is levied by provinces and metropolitan cities (including Seoul) and earmarked for river maintenance and repair expenses.