求翻译：由于房价调控政策目标模糊且不彻底，缺乏有效的对基本住房需求的管理政策，房屋供给管理政策不能有效改善房屋供给，城市房屋成本控制不力，占据主导地位的房开商开发经营体制利用这种总供给严重不足的条件，最大程度强化了房开商的垄断地位，获得垄断性暴利，推动房价持续上涨。要实现对房价的有效调控，必须从需求管理、供给管理、成本管理等方面着手，增加房屋的供给，降低开发成本，同时最重要的是要通过合理的政策设计，改革现行房地产开发经营体制，有效消除房开商的垄断地位，让其在合理的利润率水平上扩大房屋供给。是什么意思？

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Because the house price regulation policy goal fuzzy also is not thorough, lacks effectively to the basic housing demand regulatory policy, the house supplies regulatory policy cannot improve the house supplies effectively, the civic building cost control strength, the hold dominant position room do

Due to prices regulation policy target fuzzy and does not completely, lack effective of on basic housing needs of management policy, housing supply management policy cannot effective improve housing supply, city housing cost control ineffective, occupies led status of room open commercial developmen