面对群众热切关注的楼市问题，临沂市政府做出如下规定：加快保障房、普通商品住房建设，多渠道改善人民群众居住条件；保障居民自住改善型需求，保障本市居民自住改善型和外地来宁工作需要购房。联系《政治生活》相关知识谈谈临沂市政府为什么出台一系列“保障”措施？
_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
