What police have seen, he said, is a change in the profile of victims as thieves become less likely to steal cash and more likely to steal phones which are "highly sellable on the second-hand market".

BBC: Apple store in Paris hit by thieves in heist

While most economists say a tax on carbon emissions is the best way to curb greenhouse gases, the proposed "cap-and-trade" programs that would cap emissions and provide emitters with tradable (and sellable) carbon allowances is likely to curry the most favor with lawmakers and industry.

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