In recent years, providing good customer service has become a top priority for many American businesses

Consider the following cash flows:

X: $1,000 in two years Y: $500 in one year AND $500 in two years Z: $1,000 in one year Which is the correct ordering of their relative present values? a) X > Y > Z b) X = Y = Z c) Z > Y > X d) Y > X = Z e) X = Z > Y

In the supply-demand model, which one of the following statements is false?

(a) supply increases as wages rise (b) the key wage prediction is where the supply and demand curve intersect (c) the demand curve slopes upward (d) at the upper wage rate (Wu) there is an excess supply of labor