Restrictions on foreign trade all too often harm the very people they aim to protect: American consumers and producers. Trade restrictions limit the choices of what Americans can buy; they also drive up the prices of everything from clothing and groceries to the materials manufacturers use to...

Recent developments in environmental law have heightened the importance of the concept of "existence value" -- the value that individuals gain simply from the knowledge that certain environmental resources exist. These values are non-use values, hence they are said to be in the nature of a...