It's the Phone, Stupid: Mobiles and Murder
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US homicide rates fell sharply in the early 1990s, a decade that also saw the mainstreaming of cell phones a concurrence that may be more than a coincidence, we propose. Cell phones may have undercut turf-based street dealing, thus undermining drug-dealing profits of street gangs, entities known to
20世纪90年代初，美国凶杀率大幅下降，而该十年亦是手机普及的时期——我们认为这二者的同时出现或许并非巧合。手机或已削弱了基于地盘的街头交易模式，进而损害了街头帮派的贩毒利润，而这类帮派正是
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美国国家经济研究局创建时间：
2019-05-01
