Prices go up, prices go down : the laws of supply and demand / by David A. Adler ; illustrated by Tom Huffman.
By: Adler, David A.
Contributor(s): Huffman, Tom [ill.].
Material type:
Bulletin (Center for Childrens's books)
Explains in simple terms the concept of supply and demand with examples of how prices are derived and the conditions that contribute to setting them up.
3.2 Follett Library Resources
K-3
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