In the 1990's, Little Fire Ants (LFAs) found its way to the island of Hawaii, most likely traveling with a shipment of potted plants from Florida. These plants were subsequently sold to consumers along the east coast of the Island, along with Little Fire Ant colonies living in the potting...

A number of empirical studies on tropical forests have focused on the issues of agricultural development and deforestation. According to these studies, deforestation is assumed to be an increasing function of agricultural yields hence implying a negative external effect. Contrary, this article...