state the law of marginal utility. explain the significance of utility maximization focus on three commodity and finally explain how consumer allocate their resources to maximizing their utility

The Law of Marginal Utility states that the value or satisfaction that a consumer gets from consuming an additional unit of a product decreases with each additional unit consumed. This is because, as a consumer consumes more and more of a product, the desire for it decreases, leading to a decrease in the satisfaction derived from each additional unit.

The significance of utility maximization is that it helps consumers make decisions on how to allocate their resources in a way that will give them the most satisfaction. It is based on the assumption that consumers are rational and always aim to get the most value for their money.

Let's consider three commodities: apples, bananas, and oranges. Suppose a consumer has a certain amount of money to spend and wants to maximize their utility. They will start by purchasing the commodity that gives them the most satisfaction. Let's say this is apples. They will continue buying apples until the satisfaction they get from an additional apple (marginal utility) is less than the satisfaction they would get from buying a banana or an orange.

At this point, they will start buying bananas or oranges, whichever gives them more satisfaction. They will continue this process, always buying the commodity that gives them the most marginal utility, until they have spent all their money. This way, they will have allocated their resources in a way that maximizes their total utility.

In conclusion, consumers allocate their resources to maximize their utility by always choosing the commodity that gives them the highest marginal utility. This process continues until all resources (money) are exhausted. This is the essence of the utility maximization theory.