Which of the following is a positive economic statement?
a. The temperature is too high today.
b. The temperature is 105 degrees today.
c. It is too hot to jog today.
d. I enjoy summer evenings when it cools off.
At a price of $9.99, Danielle buys 3 digital books per month. When the price decreases
to $7.99, Danielle buys 4 digital books per month. Jason says that Danielle’s demand for
digital books has increased. Is Jason correct?
a. Yes, Jason is correct.
b. No, Jason is incorrect. Danielle’s demand has decreased.
c. No, Jason is incorrect. Danielle’s quantity demanded has decreased, but her demand
has stayed the same.
d. No, Jason is incorrect. Danielle’s quantity demanded has increased, but her demand
has stayed the same.
e. No, Jason is incorrect. Danielle’s quantity demanded has increased and her demand
has decreased.
If the percentage change in quantity demanded is equal to the percentage change in
price for good Z,then demand for good Z is