Q: In economics, if a diagram has a line passing through the origin and has 45° angle with either axis and it is asserted that along the line X = Y, what is tacitly assumed?
(a)Both variables are pure numbers.
(b)Both variables are in the same unit.
(c)Both variables are in different units.
(d)At least one variable is a pure number.
Correct Answer: (b)
Detailed explanation coming soon.