Many markets, including the travel, music, and book markets, are undergoing dramatic changes due do the development of electronic commerce. Reseller margins often decrease significantly and sometimes even entire links in the supply chain are becoming completely superfluous. Even though power markets have been deregulated already for some years in many countries, electronic commerce has not yet ...

I model the impact of mitigation banking accompanied by Safe Harbor provisions on a land-owner’s choices about supporting a population of an endangered species. The Safe Harbor provision is equivalent to a free call option on a population with market value, and mitigation banking can allow a landowner with an endangered species to arbitrage between land without and with permission to develop. A...

BACKGROUND Understanding dietary trends for endangered species may be essential to assessing the effects of ecological disturbances such as habitat modification, species introductions or global climate change. Documenting temporal variation in prey selection may also be crucial for understanding population dynamics. However, the rarity, secretive behaviours and obscure microhabitats of some end...

Kurt Benirschke studied cells, placentas, and endangered species in Germany and the US during the twentieth century. Benirschke was professor at the University of California in San Diego, California, and a director of the research department at the San Diego Zoo in San Diego, California. He also helped form the research department of the San Diego Zoo and its sister organization [3], the Center...