CAJ | 학술논문

在不同长度的时期内，影响城市商业与居住混合程度（R C R）变化的因素不同。本论文以美国纽约市规划局和美国统计局等提供的数据为支撑，分析了2003年到2010年美国纽约市自下曼哈顿到上曼哈顿的南北剖线上，商业和居住建筑面积的比例（商住比）以及变化趋势，并与4个影响因素的变化作对比，它们是城市空间格局、可达性、经济景气程度和家庭收入。结论是在这段时期，经济景气程度的变化对纽约此地区RCR的变化影响明显。此结论对中国大都市的短期规划有一定的借鉴意义。
재불동장도적시기내，영향성시상업여거주혼합정도（R C R）변화적인소불동。본논문이미국뉴약시규화국화미국통계국등제공적수거위지탱，분석료2003년도2010년미국뉴약시자하만합돈도상만합돈적남북부선상，상업화거주건축면적적비례（상주비）이급변화추세，병여4개영향인소적변화작대비，타문시성시공간격국、가체성、경제경기정도화가정수입。결론시재저단시기，경제경기정도적변화대뉴약차지구RCR적변화영향명현。차결론대중국대도시적단기규화유일정적차감의의。
What affect the change of RCR (ratio of commercial area to residential area) is varied in long term planning and short term planning. Based on data from New York City Department of City Planning and U. S. Census Bureau, this article attempts to reveal on RCR and its changes on the north-south proifle line from Lower Manhattan to Upper Manhattan from 2003 to 2010. In addition, this article tries to compare RCR’s change with the change of four affecting factors:urban spatial pattern, trafifc accessibility, economic sentiment, household income. The results ifnd economic sentiment has signiifcant effect on RCR’ s change. This conclusion provides some references for the metropolitan city planning in China in 5-10 year planning period.