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Economics

The greening of planes, trains and automobiles

We need new fuels to transport people and goods around the globe as society moves away from coal, natural gas and oil. Here’s how things are shaping up.

Soda taxes can’t reverse the obesity epidemic

OPINION: They might be able to help, but only if well-designed and in combination with other policies

Does it work to pay people not to cut the forest?

Evidence that the approach helps to save trees, preserve ecosystems and reduce carbon emissions is often hard to come by. But it can succeed if it’s done right, says an economist.

The knotty economics of student loan debt

People in the US owe a whopping $1.7 trillion for higher education. An economist weighs in on how to deal with the ballooning college tab.

Why one deforestation solution has yet to stop massive tree loss

OPINION: Zero-deforestation supply-chain commitments aren’t protecting tropical forests as much as hoped. But they might, if the same standards were applied to domestic and export markets.

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