According to the above table, at a price of $16 per DVD, there is

If interest rates have been increasing, adaptive expectations would predict

A) that interest rates will increase. B) that interest rates will decrease. C) that inflation rates will increase. D) that inflation rates will decrease.

Refer to the graph below. Assume the consumer has an income of $100, the price of X is $2 and the price of Y is $1. According to the graph, the substitution effect of a decrease in the price of X from $2 to $1 is equal to:  

A. 5 B. 20 C. 30 D. 25