You should read the articles you posted. They're redefining subsidy to mean:
> not only supply costs but also (most importantly) environmental costs like global warming and deaths from air pollution and taxes applied to consumer goods in general.
In other words, that $5 trillion is the indirect cost, not in addition to the indirect cost.
> not only supply costs but also (most importantly) environmental costs like global warming and deaths from air pollution and taxes applied to consumer goods in general.
In other words, that $5 trillion is the indirect cost, not in addition to the indirect cost.