Chris Ellis, John Fender, 26 October 2011

For the Arab Spring it was Twitter; for the summer riots in London it was BlackBerry Messenger. This column explores how the latest technology is helping to accelerate ‘information cascades’, where people make decisions based on what they see other people doing – and getting away with.

Hans-Joachim Voth, Jacopo Ponticelli, 09 August 2011

In the wake of this week's London riots, some commentators have linked the youth unrest to budget cuts. The authors of CEPR DP8513 explore the historical basis for this view and find that austerity and violence have tended to go hand in hand.

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