New analysis weighs lost trade, costs to control invasive species against economic damages

Monday, August 23, 2010 - 12:28 in Biology & Nature

Bugs, plants, animals and viruses travel the globe, invading new territory and wreaking havoc as they upset the balance of nature, destroy agriculture and damage human health. Biological alien invaders are often introduced via international trade, forcing policymakers to regulate the movement of goods to stop them. Economists now examine which trade measures make good economic sense -- from restrictions to full protection.

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