Winfree, Rachael; Gross, Brian J.; Kremen, Claire - In: Ecological Economics 71 (2011) C, pp. 80-88
Crop pollination by animal pollinators is an important ecosystem service for which there is no generally accepted valuation method. Here, we show that two existing valuation methods, previously thought to be unrelated, are each a special case of a more general equation. We then present a new...