Japanese Prime Minister Shinzo Abe (R) speaks during a bilateral meeting with British Prime Minister David Cameron on the sidelines of the G8 summit on June 17, 2013.
Japanese Prime Minister Shinzo Abe (R) speaks during a bilateral meeting with British Prime Minister David Cameron on the sidelines of the G8 summit on June 17, 2013. - 
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Leaders of some the world's richest countries meet in Northern Ireland today for the annual G8 summit. High on the agenda will be the issue of tax avoidance.

Leaders are likely to call for increased transparency on the part of financial institutions and corporations. British Prime Minister David Cameron said this clarity is essential.

"It is absolutely vital to tackling corruption, tackling tax evasion, and also the very aggressive tax avoidance which is doing damage to our economies," Cameron said.

To hear more about the effort to crack down on tax havens, click on the audio player above.

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