1. Stone Christopher D. , “Should Trees Have Standing?—Toward Legal Rights for Natural Objects,” found in People, Penguins, and Plastic Trees, pp. 86–87.
2. Friedman Milton , “The Social Responsibility of Business Is to Increase Its Profits,” The New York Times Magazine (September 13, 1970).
3. Tribe Lawrence H. , “Ways Not to Think about Plastic Trees: New Foundations for Environmental Law,” found in People, Penguins, and Plastic Trees, p. 257.