Admittedly, there is a wide career gap when discussing CSR, sustainability and science.

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They will also tell you that the fiscal gap is the only measure of fiscal sustainability recognized by economic theory.

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While this development may not directly help solar and wind firms across Southern Europe, it will likely give ammunition to local companies willing to fill that energy gap and help France reach EU-backed sustainability goals of 20 percent by 2020.

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Gap's Mr Henkle says the college students he meets these days are far more informed about sustainability than their predecessors.

ECONOMIST: Corporate social responsibility