Institution

An institution is a humanly devised structure of rules and norms. These structures shape and constrain social behavior. They provide a level of persistence and continuity in society. You can think of them as the social science equivalent of theories in the natural sciences. They embody a great deal of knowledge about how to do things in a society. Institutions can be very formal, like a government with written laws. They can also be very informal, like a regular social practice.

Institutions work by creating socially sanctioned expectations. This means the community collectively enforces how certain people should act. They often involve mutually related rights and obligations for the people involved. Some scholars define them as the building blocks of social order. For example, a rule might tell you what you are allowed to do. It might also tell you what you are required to do for others. When people share knowledge of these rules, they can predict each other's behavior. This predictability allows people to interact and collaborate more effectively.

There are different types and levels of institutions. Primary or meta-institutions are very broad structures. Examples include the family or the concept of money. These are large enough to include many smaller, related institutions. There is also a distinction between formal and informal institutions. Formal institutions have specified laws and complex organizational structures. Informal institutions consist of unwritten, socially shared rules. These are often seen as an inherent part of a country's culture. While they are shaped by culture, they should be studied as distinct systems.

Many researchers have studied how institutions develop and function. Émile Durkheim called sociology the science of institutions. He focused on their genesis and their functioning. Jack Knight argued that institutions are sets of rules that structure social interactions. He emphasized that the community must share knowledge of these rules. Douglass North viewed institutions as human-made constraints. He believed they are critical determinants of economic performance. He noted that small historical or cultural features can drastically change an institution.

Institutions can also experience a phenomenon called institutional lock-in. Economist Paul A. David first described this using technology. He used the example of the QWERTY keyboard layout. This technology dominated the market even when it was not the most efficient. This happened because of path-dependence, where early choices force later actors to follow. W. Brian Arthur applied this idea to social institutions. Laws, policies, and social regulations can become locked into a society. Once they have deep roots in social frameworks, they are very difficult to change.

Experts also categorize institutions as strong or weak. Authors Steven Levitsky and María Victoria Murillo say strength depends on stability and enforcement. A strong institution has rules that people can depend on. A weak institution has rules that are frequently violated or changed. This makes it hard for people to work together or take collective action. Daron Acemoglu suggests that "good" institutions have three key traits. They enforce property rights, they constrain the actions of elites, and they provide equal opportunity. These traits help create a level playing field for competition.

Institutions affect almost every part of human life. The family is a central institution that teaches children values. Religion can act as an institution that shapes social affiliation. Peer groups are institutions where children learn to form relationships independently. Economic systems are institutions that dictate how people consume goods. Legal systems are formal institutions that pressure people to obey community norms. Even the way authority is exercised is measured by the World Bank. Their Worldwide Governance Indicators show that good governance leads to better development outcomes.