The results of this experiment contradict four decades of crime-control orthodoxy.

WSJ: Stopping Urban Crime Without Jail Time

The experiment in "monetarism" - using the control of the money supply to control inflation - was quite quickly abandoned.

BBC: Margaret Thatcher: The economy now and then

Conservatives argue that turning Medicaid into a block-grant program would give states more flexibility to experiment with ways to control costs.

FORBES: Vermont Moves Toward Single-Payer Healthcare

This experiment emphasises the democratisation of financial decision-making - giving every community access to and control over public banks.

BBC: Alternative views of the economic crisis