1.Most countries net importers of carbon emissions2.Low-& high-income countries have largest ratios, most middle-income countries have ratio > 13.China & India particularly important in global flow of emissions4.Function of size & carbon intensity; rather than energy intensity of exports5.Trade important for consumption-based emissions, but not territory-based6.Exports & imports impact emissions in opposite direction7.Domestic factors like carbon intensity of energy & energy prices matter for territory-based emissions
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