Unless governments in the Middle East stop offering "cosmetic changes" to calls for reform, they should brace themselves for another year of protests, Amnesty International warned Monday.

On January 1 2012, Nigeria, Africa's largest oil producer, ended oil subsidies that had kept gasoline prices artificially low. The cost of a liter of gasoline shot up from 65 naira (40 cents) to at least 141 naira (86 cents) virtually overnight. F…