Officials said "substantial" pledges had already been received, with the programme opening up "a new era in transparency".
Mark Zuckerberg was able to leave the European Parliament without making any substantial pledges to change Facebook's behavior in Europe, and without answering many of the difficult questions around shadow profiles, data sharing and monopolistic practices which hang over his business.
Zuckerberg lived to fight another day without making any substantial pledge to change the way Facebook operated.
Barack Obama will make a substantial pledge to a fund to help poor countries fight climate change, again putting the US at odds with Australia, which has argued against diplomatic efforts for G20 leaders to promise more contributions to the fund.
PYONGYANG, 27 March 2003 - Three United Nations agencies today welcomed a substantial pledge of support by the Republic of Korea for emergency feeding and healthcare programmes to assist millions of vulnerable children, women and elderly people in the Democratic People's Republic of Korea.
U.N. hails South Korean support for aid programmes in North Thursday, 27 March 2003 - Three United Nations agencies today welcomed a substantial pledge of support by the Republic of Korea for emergency feeding and healthcare programmes to assist millions of vulnerable children, women and elderly people in the Democratic People's Republic of Korea.
(Press release) U.N. hails South Korean support for aid programmes in North Thursday, 27 March 2003 - Three United Nations agencies today welcomed a substantial pledge of support by the Republic of Korea for emergency feeding and healthcare programmes to assist millions of vulnerable children, women and elderly people in the Democratic People's Republic of Korea.
But Gove also chose to launch his leadership bid with a very substantial social reform speech, with some significant pledges on subjects including the NHS and rental housing.
For leaders to speak at the Obama summit, they will have to make substantial new pledges to either take in more refugees, do more to help those who have already arrived or give much greater assistance to host countries in the developing world, where 86% of the world's refugees live.
While the United States, China and the European Union have made substantial new pledges to cut emissions, they fall short of what is required.
Labour sources say the five-year £5.5bn initiative is the party's most substantial manifesto pledge to date, coming on top of previous commitments to reverse cuts to housing benefit and to reinstate the 10p tax rate.
