Describe the meaning of utility in economics and explain why it is different from one consumer to another

Utility is widely used in economic science to explain how consumers or decision makers make their choices in the best way.

Even if it is not possible to measure the utility that a consumer attributes to a specific good, the theory seeks to compare and classify the alternatives of choice to the good.  Is not possible because the consumers have their own parameters and specifics to choose a good.

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.

good question. i'll be looking into that. (this is a joke sir)