The coordinates of point A are 20 units of X and 36 units of Y. The coordinates of point B are 22 units of X and 30 units of Y. With X on the horizontal axis and Y on the vertical axis, the slope of the line between points A and B is

All types of unemployment are harmful to the economy

a. True b. False

The benefit estimation method that uses surveys about hypothetical market conditions is

a. the averting expenditure method c. the travel cost approach b. the contingent valuation method d. the political referendum approach