At the heart of my agenda for the summit are three issues - advancing trade, ensuring tax compliance and promoting greater transparency.

BBC: Prime minister David Cameron

As prime minister of the presidency holding nation, David Cameron has said he wants to focus on combating trade protectionism, cracking down on tax havens and promoting greater government transparency.

BBC: UK assumes presidency of G8 group

As a rule, though, governments would do better to harness the power of markets to boost stability, by demanding transparency, promoting standardisation and exchange-based trading.

ECONOMIST: Shifting the balance