The most successful commission presidents have interpreted this right of initiative very broadly, pushing such ambitious ideas as a single market and a single currency.

ECONOMIST: The disintegrating European Commission

Colombia's neighbours are right to be sceptical of the United States' initiative: recent history suggests it will lead not to the defeat of the drug industry, but to its dispersal (and with it, perhaps, the war) across Colombia's borders.

ECONOMIST: South American dreams

To continue to address that barrier, the initiative is equipping certain vendors with wireless EBT machines capable of processing food stamp benefits right on the street.

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