1. True/False: Adiba consumed good x and y simultaneously in fixed proportion, i.e. 2x and 1y. Utility function which describes Adiba's preference is U(x, y) = min{x,2y}.
2. True/False: For homothetic preferences, the entire change in demand from a price change is due to substitution effect.
3. True/False: Slutsky substitution effect measures the movement between two points on the same indifference curve.
4. True/False: In the case of homothetic preferences, the entire change in demand from a price change is due to the substitution effect.