(The following national income data for an economy are in billions of dollars.)

As the number of days without rain increases, the amount of wheat per acre grown declines. A graph showing this relationship would have a curve

A) that is a horizontal line. B) that is a vertical line. C) showing a positive relationshi

Financial innovation has caused

A) banks to suffer declines in their cost advantages in acquiring funds, although it has not caused a decline in income advantages. B) banks to suffer a simultaneous decline of cost and income advantages. C) banks to suffer declines in their income advantages in acquiring funds, although it has not caused a decline in cost advantages. D) banks to achieve competitive advantages in both costs and income.