Government regulation: Find an example of regulation that is receiving attention in parliament, courts or the press (e.g. land-use zoning, price regulation, cartel/anti-trust prosecution). What problem  government trying is to prevent? Does it reduce economic efficiency, and how? What else is the govenment worried about? What might be some adverse consequences (intended or unintended) of the regulation?
要求是找一遍文章或者报道，分析上述问题
如有建设性意见或者简短分析，倾尽所有论坛币以酬谢！