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�P(gu��n)�I�~ ��ˮ̎�� BOT ���S��(j��ng)�I
Abstract��The deterioration of the water environment has been the notice focus of the society.The authors put forward the questions existing in the course of the plant construction of the wastewater treatment by the method of BOT. BOT projects have been widely used in the development of metropolitan wastewater treatment. During the sewage concession tariff negotiation, both governments and sponsors always neglect risk influence on pricing, and lack appropriate risk allocation between them. The paper reviewed the present developing situation of BOT mode in municipal sewage treatment plant, and introduced the situation of BOT mode in sewage treatment industry. At last, the authors analyzed the risks of BOT mode for municipal sewage treatment, and provided some advices of achieving success in risks, it may be useful for the corporation who attend BOT modeling. All these risk allocation suggestions can be used as references to the determination of the sewage concession tariff and adjustment mechanism.
Keywords��wastewater treatment,��BOT,��concession
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