How do you find marginal utility from total utility?
Christopher Davis
Updated on February 07, 2026
Marginal utility = total utility difference / quantity of goods difference
- Find the total utility of the first event.
- Find the total utility of the second event.
- Find the difference between both (or all) events.
- Find the difference between the number of goods between both (or all) events.
- Apply the formula.
What is the difference between marginal and total utility?
Total utility is the total satisfaction received from consuming a given total quantity of a good or service, while marginal utility is the satisfaction gained from consuming an additional quantity of that item.
What does it mean if marginal utility is constant?
If marginal utility is held constant, meaning it stays the same and does not decline, it means customer satisfaction does not decline.
Can marginal utility can be negative?
Marginal utility is the added satisfaction a consumer gets from having one more unit of a good or service. The law of diminishing marginal utility is often used to justify progressive taxes. Marginal utility can be positive, zero, or negative.
When does total utility increase, marginal utility is?
1. TU increases with an increase in consumption of a commodity as long as MU is positive. In this phase, TU increases but a diminishing rate as MU from each successive unit tends to diminish. 2. When TU reaches its maximum, MU becomes zero. TU stops rising at this stage. This point is known as point of satiety. 3.
When does the utility of a commodity increase?
TU increases with an increase in consumption of a commodity as long as MU is positive. In this phase, TU increases but a diminishing rate as MU from each successive unit tends to diminish. 2. When TU reaches its maximum, MU becomes zero. TU stops rising at this stage. This point is known as point of satiety.
When is the marginal utility of a product is zero?
Where the marginal utility is zero. The additional units of the product cause the total utility to decrease and the marginal utility becomes negative due to storage or sales problems. Graphically, they can be represented as follows:
How is the shape of the demand curve related to marginal utility?
The shape of the demand curve, its decreasing slope, and its convexity towards origin, is precisely the consequence of the analysis of marginal utility. Although by increasing the quantity demanded, its marginal utility is decreasing. So we will be willing to pay each time less money for the product.
