Secret: All developing (and developed) economies reduce their emissions intensity, unless something is really wrong.
Back then, a great deal of the U.S. and developed world economies and their resulting employment were linked to manufacturing, which was largely geared to domestic sales.
The irony is inescapable and the story a familiar one, as the developed world again turns to the less developed countries in hopes of powering their economies.
Countries like Brazil, Russia, India and China are still growing their economies at impressive rates as more developed countries remain stagnant.
However, it is likely to be higher in emerging economies than in developed ones, because their capital stock is much smaller in relation to their labour force.
Trouble is, the economies of the developed countries and their governments evolved in an era of growth.
By contrast, developed nations have to measure emissions from every other sector of their economies simply for what they are - against a zero baseline.
Many central banks in the developed world are pumping in money in a bid to spur their economies, sending interest rates down and money flowing into alternative investments.
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Any further pickup in developed-market growth would likely also strengthen both emerging economies and their bonds.
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After all, developed economies that are big commodity exporters, such as Norway, allow their currencies to float.
For the stockmarket rally to resume properly in 2010, economies in the developed world need to show they can stand on their own two feet.
The core question: How will the convivial club of "tiger" economies relate to the less developed, more insular neighbors they have invited to their table?
The past few years have been very rough for the developed economies of the world, but whether that means it is the end of their ascendency is a matter of opinion.
The deal may also offer a wider lesson on the need for schools to refocus their efforts away from the usual suspects in developed countries and onto organisations in the emerging economies.
Prime Minister Brown wants a strong commitment from fellow leaders of the developed world at the G20 summit next month, but many are more concerned about their own economies than the state of Africa.
They've been closing the gap by their success, not because of Scotland's failure - growing by becoming developed economies (though some of them growing also by borrowing far too much, which is another story altogether, which is slowing their growth paths).
Many developed economies, including America, France and Switzerland, still hold more than 40% of their total foreign reserves in gold, and these massive reserves are keeping the price artificially high.
The terms developing, third and poor world will be used interchangeably to refer to emerging economies, even though many of them are well on their way to joining the developed world.
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Mr Boles has devoted much energy to considering the issues affecting those on low to middle incomes as they struggle to keep their earning power up in the face of downward trends in earnings and living standards afflicting all developed economies.
Many developing countries have been arguing for a "twin track" approach, whereby countries with existing targets under the Kyoto Protocol (all developed nations except the US) stay under that umbrella, with the US and major developing economies making their carbon pledges under a new protocol.
Developed economies like the US, UK, and Spain might be put on a negative credit watch, but their ability to finance their debts remains strong.
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Another is the growing heft of emerging economies, whose central banks put a bigger chunk of reserves into deposits than do their counterparts in developed countries.
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