Ieuan Wyn Jones, then deputy first minister and transport minister, said at the time that putting tolls on the "unaffordable" proposed new road would have reduced its economic effectiveness.

BBC: M4 relief road: Chancellor 'to approve toll plan'

Hopes for a Serb climbdown are based in part on signs of dissent within Serbia , and on belief in the effectiveness of economic pressure on the Serbs, through the disruption of power and water supplies.

ECONOMIST: NATO piles it on

The state of economic opportunity accommodates the efficiency and effectiveness of markets, generating opportunities for the productive forces of society.

FORBES: Greece Must Rediscover its Golden Age

He gave evidence to the House of Lords Economic Affairs Committee on 24 January 2012 as part of an inquiry into the effectiveness of development aid.

BBC: Economic Affairs Committee

Consider the following: in a high-risk business we are raising our lending-effectiveness goal to 75%, meaning that we will lend less (or not lend) where the economic or institutional framework is unsatisfactory.

ECONOMIST: World Bank reform