Answer:
D. Tasha: "If coffee drinkers expect the price of coffee to rise next month, then current demand will go up and lead to a price increase this month."
This is the only one with incorrect economic analysis
Explanation:
A. is correct because a shortage of supply would drop the price as we can see in the Graph 1 with the supply curve.
B. is correct because if the two goods are substitues then a lower price for caffeinated soft drinks like Mountain Dew would cause the consumer demand for coffe to go down because the consumers would prefer the good with lower price, rising the demand for Mountain dow in detriment of coffe.
C. is correct as we can see in the Graph 1, the increse in the demand would generate a higher price but it would make the demand go back to D1
D. is incorrect because if coffee drinkers consume more coffee this monht the price would lower.
