According to the CASS’s findings, in which city white-collar workers’ income is the highest?

So how much do you think someone has to make to be categorized a white-collar employee? It depends on where he or she lives, and the difference can be substantial.(28)It could be as high as 18,500 yuan per month in Hong Kong or a mere 900 yuan in Lhasa, with about 5,000 yuan making the cut in Beijing.(29)The Chinese Academy of Social Science released its findings over the weekend in the 2007 White-collar Workers’ Salary Standard in Major Chinese Cities—the first of its kind. The standard in some major cities at the upper end are 8,900 yuan in Macao and 5,350 yuan in Shanghai, and 5,280 yuan in Shenzhen, 4,980 yuan in Hangzhou and 4,750 yuan in Guangzhou.
    At the lower end are 1,300 yuan in Nanning and 1,100 yuan in Yinchuan and Xi’ning.(30)The report was based on a comprehensive calculation of many local factors including commodity prices, living expenses, transportation costs and urbanization level.