Carried out by global , real estate agent cushman wakefield , the ecm interviews senior managers and board directors in charge of location from 500 of the top european companies . it looks at the main factors that firms take into account when deciding where to locate their business , and then measures the comparative performance of 33 of europes leading business cities in these areas 国际房地产顾问公司高纬物业（ cushman & wakefield ）的“欧洲城市追踪”对欧洲500强企业的高级经理人和理事进行了访查，访查内容为征询他们在各地区设立分公司时所要考虑的主要因素，然后在选定的33个主要的欧洲商业城市中衡量各自的相对优势。
