In most poor countries the patents on the drugs that people need most have already expired.
But mostly it is because fertility levels are dropping sharply in most poor countries and all rich ones.
Food prices had been falling but even then, the global price fall did not translate into a comparable decline on local markets in most poor countries, so the poor did not benefit much.
Derek Headey of the International Food Policy Research Institute has shown that despite the world food-price spike, people's assessment of their own food situation in most poor and middle-income countries was better in 2008 than it had been in 2006.
For most people in poor countries, he thinks, mobile phones are fast becoming the main communications tool, schoolbook, vaccination record, family album and many other things.
In many rich countries, and most poor ones, only the patchiest of records are kept.
In setting their poverty lines, most developing countries aim to count people who are poor in an absolute sense.
But since the most vulnerable people are those in poor countries, they too have to be helped to adapt to rising seas and unpredictable storms.
Many poor countries provide legal protection for workers that rivals that in the most welfare-minded western European countries.
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Microsoft founder Bill Gates on Friday backed a controversial financial transactions tax to aid development in poor countries but France acknowledged that most G20 countries did not like the idea.
Mr Cline thinks most poor countries would benefit from a rise in the relative price of agricultural goods in the world market.
Most of our younger children had been too poor to attend school in their home countries.
And in most countries the heaviest consumers of public services, the old and the poor, are the least likely to use the internet.
That is fine, but Mr Finger notes that most of the countries in the new plan make the same products as other poor economies currently exporting to Europe.
Most of it is wasted in developed countries where food is plentiful, some by poor storage in developing countries.
The best kind of U.S. aid, like most of the work of the MCC, seeks to build economic growth in poor countries by strengthening health care, education, and governmental and physical infrastructure.
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