Rational Consumer Behavior Model Essay

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The rational consumer behavior model outlines the ways that consumers weigh their consumption choices to maximize utility given the constraints they face. When comparing the prices of multiple goods and the person’s income, there is a bundle where a person’s happiness (utility) can be maximized. Maximizing utility, however, is not always easy. Consumers can be bound by many extraneous factors, or even be complicit in their loss of utility. While the rational consumer behavior model provides a solid framework of buying habits, it does not always reflect reality. The rational consumer behavior model is founded on four assumptions: diminishing marginal utility, non-satiation, free disposal, and whole-income usage. Diminishing marginal utility suggests that added happiness, given by each additional unit, decreases. Added utility can never reach zero based on the assumption that our desires for a good are non-satiable, or that more is better. Free disposal states that no amount of a good can be considered too much logistically. Lastly, it is assumed that …show more content…

Throughout the course of an average day, I drink six cans of sparkling water. My choice in brand is dominated by my ability to buy more of a cheaper brand, thus maximizing utility. There are three grocery stores within walking distance of campus, GoGrocer, CVS Pharmacy, and Aldi. GoGrocer stocks 12-packs of LaCroix sparkling water for $4.99. CVS stocks a generic brand (Gold Emblem) at $0.99 per liter. Aldi sells PurAqua sparkling water for $2.99 for 12 cans. Given that one can has 12 ounces of sparkling water and that a liter has 33.814 ounces, the per ounce cost of each brand would be $0.0347 for LaCroix at GoGrocer, $0.0293 at CVS, and $0.0208 at Aldi. This shows that the most economically efficient sparkling water brand to buy is PurAqua. Therefore, I buy the Aldi brand of sparkling water to maximize my

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