The Basics
- Simple definition: The subjective tastes and desires that guide consumer choices.
- Core idea: What people like and how they rank different goods.
- Think of it as: The personal “likeability” ranking of all possible purchases.
What It Actually Means
In economic theory, preferences must satisfy certain properties to be well-behaved: completeness (consumers can rank any two bundles), transitivity (if A preferred to B and B preferred to C, then A preferred to C), and more is better (non-satiation). Preferences are represented by utility functions and indifference curves. They’re assumed stable for analysis, though real preferences change with trends, advertising, and experience.
Example
A Pakistani consumer prefers mangoes to apples, and apples to bananas. Given prices and income, they’ll choose the affordable bundle that gives the highest satisfaction according to these preferences.
Why It Matters
Preferences are the foundation of demand. Understanding them helps businesses predict consumer response to price changes, new products, and marketing. Policy analysts use preferences to evaluate welfare effects.
See also
Utility • Indifference Curves • Revealed Preference • Consumer Theory • Rational Choice
Read more about this with MASEconomics:
Monotonicity, Convexity, and Differentiability: Foundations of Consumer Preferences