The market for new economics textbooks. The following graph shows the demand curve for new textbooks. Suppose that the publisher issues a

new edition every four years and that a printed copy of the new 2018 textbook sells for a retail price of $140.

On the following graph, use the black point (cross symbol) to indicate the point on the demand curve at $140. (Note: Dashed drop lines will automatically extend to both axes.) Then answer the question that follows.

The market for new economics textbooks (Print only) 200 180 Demand 180 140 -+ 120 100 PRICE (Dollars per copy) 80 Revenue in 2019 Demand 40 20 20 40 100 120 140 180 180 200 QUANTITY OF ECONOMICS TEXTBOOKS (Thousands of copies In 2018, at $140 copies of the textbook are demanded, and the publisher's revenue is S