By Edward Lotterman, Saint Paul Pioneer Press, Minn. Knight Ridder/Tribune Business News
Aug. 7--Two unrelated public controversies -- drug costs and music copying -- highlight an important economic lesson.
Society benefits when governments grant property rights in intellectual property through patents and copyrights. But the benefits can be costly. Patents and copyrights help society by motivating people to be creative. They hurt society when the artificial monopolies they inherently create bring higher prices and lower ...uantities.
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