If a 1 percent decrease in the price of product A brings about a 3 percent increase in the sales of product B, then:

a. products A and B are complementary.
b. the cross elasticity of demand between these two products is positive.
c. products A and B are substitutes.
d. the demand for these products is inelastic.
e. the total revenue earned from product A will decrease.


a

Economics

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