Question from a Decision Analysis class. Multiple choice.

If x is measured in dollars, how many of the following u-curves express the same preferences

as u(x) = -(9/10)-x ?

I. u(x) = - (9/10) (-x/100)

II. u(x) = (9/10) -x

III. u(x) = (-20)(9/10)-x

IV. u(x) = - (9/10) –x – 12

V. u(x) = -(10/9)(x)

a) 0 or 4

b) 1 or 5

c) 2

d) 3

If x is measured in dollars, how many of the following u-curves express the same preferences

as u(x) = -(9/10)-x ?

I. u(x) = - (9/10) (-x/100)

II. u(x) = (9/10) -x

III. u(x) = (-20)(9/10)-x

IV. u(x) = - (9/10) –x – 12

V. u(x) = -(10/9)(x)

a) 0 or 4

b) 1 or 5

c) 2

d) 3

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