Multiple Choice
Joe Bob has a cousin Don who consumes goods 1 and 2.Don thinks that 3 units of good 1 is always a perfect substitute for 2 units of good 2.Which of the following utility functions is the only one that would not represent Don's preferences?
A) U(x1, x2) =min{2x1, 3x2}.
B) U(x1, x2) =20x1 + 30x2 + 10,000.
C) U(x1, x2) =2x1 + 3x2 + 1000.
D) U(x1, x2) =4x21 + 12x1x2 + 9x22.
E) More than one of the above does not represent Don's preferences.
Correct Answer:

Verified
Correct Answer:
Verified
Q4: Charlie has the utility function U(x<sub>A</sub>, x<sub>B</sub>)=x<sub>A</sub>x<sub>B</sub>.His
Q5: Harry Mazzola has the utility function U(x<sub>1</sub>,
Q6: Charlie's utility function is U(A, B)= AB,
Q7: Charlie has the utility function U(x<sub>A</sub>, x<sub>B</sub>)=x<sub>A</sub>x<sub>B</sub>.His
Q8: Charlie's utility function is U(A, B)= AB,
Q10: Charlie has the utility function U(x<sub>A</sub>, x<sub>B</sub>)=x<sub>A</sub>x<sub>B</sub>.His
Q11: Harry Mazzola has the utility function U(x<sub>1</sub>,
Q12: Phil Rupp, has a sister Ethel who
Q13: Phil Rupp, has a sister Ethel who
Q14: Harry Mazzola has the utility function U(x<sub>1</sub>,