美国2006年的数据是200万囚犯和他们的看守人员,产生370亿美元的经济。现在估计起
码500亿美元,这还不算公检法系统的贡献,单是监狱经济。
The nation's 2 million inmates and their keepers are the ultimate captive
market: a $37 billion economy bulging with business opportunity.
By Michael Myser, Business 2.0 Magazine
March 15 2007: 12:37 PM EDT http://money.cnn.com/magazines/business2/business2_archive/2006