Patents encourage inventions because without a patent

A) other firms could enter the inventor's market by producing the same product.
B) nobody would demand the inventor's product.
C) the inventor would receive no tax breaks.
D) all markets would be public franchises.

A

Economics

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GDP includes

a. the value of goods and services such as soil erosion and deforested landscape b. the value of all personal property c. the cleaning-up expenses associated with pollution d. the value of leisure time e. the illegal activities related to the underground economy

Economics

British economist A. H. Phillips published his famous paper on the relationship between inflation and unemployment during ______.

a. the Great Depression b. World War II c. the 1950s d. the 2008 financial crisis

Economics