居民购买力是指居民以货币形式购买生产和生活所需的商品或劳务的能力，或者说在一定时期内可用于购买商品或劳务的货币总额。它反映了一定时期内社会市场容量的大小。
经济适用房是适应于广大中低收入居民购买力而建设的相对低成本住宅。
Economical and appropriate house is constructed with relatively low cost in order to meet the purchasing power of the vast middle to low income people.
世界银行使用了新的方法，对比了146个国家的经济规模与居民购买力。
The World Bank used new tools to compare the economies and buying power of people in one hundred forty-six countries.
伦敦的商户们比其他地方的更加有效地抵御了经济衰退。这都是由旅游，弱势英镑和居民购买力所刺激的。
London shops have defied the recession better than those elsewhere, bolstered by tourism and the weak pound, and by the spending power of local residents.
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